diff --git a/holidays/holidays.qrc b/holidays/holidays.qrc
--- a/holidays/holidays.qrc
+++ b/holidays/holidays.qrc
@@ -119,6 +119,7 @@
         <file>plan2/holiday_rs_sr@latin</file>
         <file>plan2/holiday_ru_ru</file>
         <file>plan2/holiday_se_sv</file>
+        <file>plan2/holiday_se_sv_nameday</file>
         <file>plan2/holiday_sg_en-gb</file>
         <file>plan2/holiday_si_sl</file>
         <file>plan2/holiday_sk_sk</file>
diff --git a/holidays/plan2/holiday_se_sv b/holidays/plan2/holiday_se_sv
--- a/holidays/plan2/holiday_se_sv
+++ b/holidays/plan2/holiday_se_sv
@@ -3,70 +3,88 @@
 ::
 :: Language: Swedish
 ::
-:: Author:
+:: Author:   riiga
 ::
-:: Updated:
+:: Updated:  2019-12-22
 ::
-:: Source:
+:: Source:   https://sv.wikipedia.org/wiki/Helgdagar_i_Sverige
+::           https://sv.wikipedia.org/wiki/Flaggdagar_i_Sverige
 ::
 
 :: Metadata
 country     "SE"
 language    "sv"
 :name        "optional - defaults to country name"
-:description "(please add description in source language) National holiday file for Sweden"
+description "Helg- och flaggdagar i Sverige"
 
 :: Public Holidays
-"Nyårsdagen"         public on january 1
-"Trett.d. Jul"       public on january 6
-"Långfredagen"       public religious on easter minus 2
-"Påskdagen"          public religious on easter
-"Annandag påsk"      public on easter plus 1
-"Pingstdagen"        public religious on easter plus 49 days
-"Kristi Him.f."      public religious on easter plus 39 days
-:: Before 2005
-:: "Annandag Pingst" public religious on easter plus 50 days
-"Första Maj"         public on may 1
-:: After 2005
-"Nationaldagen"      public on june 6
-"Midsommardagen"     public on saturday before june 26
-"Alla helgons dag"   public religious on first sunday in november minus 1
-"Juldagen"           public religious on december 25
-"Annandag Jul"       public on december 26
+"Nyårsdagen"                  public on january 1
+"Trettondedag jul"            public religious on january 6
+"Långfredagen"                public religious on easter minus 2
+"Påskdagen"                   public religious on easter
+"Annandag påsk"               public religious on easter plus 1
+"Första maj"                  public on may 1
+"Kristi himmelsfärdsdag"      public religious on easter plus 39 days
+"Svenska flaggans dag"        civil on ((year < 2005) ? [june 6] : noop)
+"Nationaldagen"               public on ((year >= 2005) ? [june 6] : noop)
+"Pingstdagen"                 public religious on easter plus 49 days
+"Midsommardagen"              public on saturday before june 26
+"Alla helgons dag"            public religious on first sunday in november minus 1
+"Juldagen"                    public religious on december 25
+"Annandag jul"                public religious on december 26
 
 :: Religious
-"Fettisdagen"        religious on easter minus 47 days
-"Askonsdagen"        religious on easter minus 46 days
-"Sommartid"          religious on last sunday in march
-"Skärtorsdagen"      religious on easter minus 3
-"Påskafton"          religious on easter minus 1
-"Pingstafton"        religious on easter plus 48 days
-:: After 2005
-"Annandag Pingst"    religious on easter plus 50 days
-"1. Advent"          religious on sunday before december 24 minus 21 days
-"2. Advent"          religious on sunday before december 24 minus 14 days
-"3. Advent"          religious on sunday before december 24 minus 7 days
-"4. Advent"          religious on sunday before december 24
-
-:: Financial
+"Trettondagsafton"            religious on january 5
+"Kyndelsmässodagen"           religious on february 2
+"Fettisdagen"                 religious on easter minus 47 days
+"Askonsdagen"                 religious on easter minus 46 days
+"Skärtorsdagen"               religious on easter minus 3
+"Påskafton"                   religious on easter minus 1
+"Valborgsmässoafton"          religious on april 30
+"Pingstafton"                 religious on easter plus 48 days
+"Annandag pingst"             public religious on ((year < 2005) ? ([easter] + 50 days) : noop)
+"Annandag pingst"             religious on ((year >= 2005) ? ([easter] + 50 days) : noop)
+::"Annandag pingst"             religious on easter plus 50 days
+"Allhelgonaafton"             religious on friday before november 5
+"Allhelgonadagen"             religious on november 1
+"Första advent"               religious on sunday before december 24 minus 21 days
+"Andra advent"                religious on sunday before december 24 minus 14 days
+"Lucia"                       religious on december 13
+"Tredje advent"               religious on sunday before december 24 minus 7 days
+"Fjärde advent"               religious on sunday before december 24
+"Julafton"                    religious on december 24
+"Menlösa barns dag"           religious on ((year < 2000) ? [december 28] : noop)
+"Värnlösa barns dag"          religious on ((year >= 2000) ? [december 28] : noop)
 
 :: Cultural
-"Alla hjärtans dag"  cultural on february 14
-:: Before 2005
-:: "Nationaldagen"   civil on june 6
-"Midsommarafton"     cultural on friday before june 25
-"Vintertid"          cultural on last sunday in october
-"Nyårsafton"         cultural on december 31
-
-:: School
-
-:: Daylight Saving
-
-:: Seasons
-
-:: Name Days
+"Förintelsens minnesdag"      commemorative on ((year >= 1999) ? [january 27] : noop)
+"Alla hjärtans dag"           cultural on february 14
+"Internationella kvinnodagen" cultural on march 8
+"Våffeldagen"                 cultural on march 25
+"Mors dag"                    cultural on last sunday in may
+"Midsommarafton"              cultural on friday before june 25
+"Kanelbullens dag"            cultural on ((year >= 1999) ? [october 4] : noop)
+"Mårtensafton"                cultural on november 10
+"Fars dag"                    cultural on second sunday in november
+"Nyårsafton"                  cultural on december 31
 
+:: Seasonal And Daylight Savings
+"Skottdagen"                  seasonal on ((leapyear year) ? [february 29] : noop)
+"Sommartid"                   seasonal on ((year == 1980) ? [first sunday in april] : noop)
+"Sommartid"                   seasonal on ((year >= 1981) ? [last sunday in march] : noop)
+"Vintertid"                   seasonal on ((year >= 1996) ? [last sunday in october] : ((year >= 1980) ? [last sunday in september] : noop))
+"Krav på vinterdäck upphör"   seasonal on april 1
+"Krav på vinterdäck"          seasonal on december 1
 
-:: To be sorted
-"Trett.d.afton"      civil on january 5
-"Julafton"           civil on december 24
+:: Flag Days
+"Konung Carl XVI Gustafs namnsdag"               commemorative on ((year >= 1982) ? [january 28] : noop)
+"Kronprinsessan Victorias namnsdag"              commemorative on ((year >= 1982) ? [march 12] : noop)
+"Konung Carl XVI Gustafs födelsedag"             commemorative on ((year >= 1982) ? [april 30] : noop)
+"Veterandagen"                                   commemorative on ((year >= 2018) ? [may 29] : noop)
+"Kronprinsessan Victorias födelsedag"            commemorative on ((year >= 1982) ? [july 14] : noop)
+"Drottning Silvias namnsdag"                     commemorative on ((year >= 1982) ? [august 8] : noop)
+"FN-dagen"                                       commemorative on ((year >= 1982) ? [october 24] : noop)
+"Gustav Adolfsdagen"                             commemorative on ((year >= 1982) ? [november 6] : noop)
+"Nobeldagen"                                     commemorative on ((year >= 1982) ? [december 10] : noop)
+"Drottning Silvias födelsedag"                   commemorative on ((year >= 1982) ? [december 23] : noop)
+"100-årsminnet av införandet av allmän rösträtt" commemorative on 17 december 2018
diff --git a/holidays/plan2/holiday_se_sv_nameday b/holidays/plan2/holiday_se_sv_nameday
new file mode 100644
--- /dev/null
+++ b/holidays/plan2/holiday_se_sv_nameday
@@ -0,0 +1,389 @@
+::
+:: Country:  Sweden
+::
+:: Language: Swedish
+::
+:: Author:   riiga
+::
+:: Updated:  2019-12-22
+::
+:: Source:   https://sv.wikipedia.org/wiki/Lista_över_namnsdagar_i_Sverige_i_datumordning
+::
+
+:: Metadata
+country     "SE"
+language    "sv"
+:name        "optional - defaults to country name"
+description "Namnsdagar i Sverige"
+
+:: Name Days
+"Svea" nameday on january 2
+"Alfred, Alfrida" nameday on january 3
+"Rut" nameday on january 4
+"Hanna, Hannele" nameday on january 5
+"Kasper, Melker, Baltsar" nameday on january 6
+"August, Augusta" nameday on january 7
+"Erland" nameday on january 8
+"Gunnar, Gunder" nameday on january 9
+"Sigurd, Sigbritt" nameday on january 10
+"Jan, Jannike" nameday on january 11
+"Frideborg, Fridolf" nameday on january 12
+"Knut" nameday on january 13
+"Felix, Felicia" nameday on january 14
+"Laura, Lorentz" nameday on january 15
+"Hjalmar, Helmer" nameday on january 16
+"Anton, Tony" nameday on january 17
+"Hilda, Hildur" nameday on january 18
+"Henrik" nameday on january 19
+"Fabian, Sebastian" nameday on january 20
+"Agnes, Agneta" nameday on january 21
+"Vincent, Viktor" nameday on january 22
+"Frej, Freja" nameday on january 23
+"Erika" nameday on january 24
+"Paul, Pål" nameday on january 25
+"Bodil, Boel" nameday on january 26
+"Göte, Göta" nameday on january 27
+"Karl, Karla" nameday on january 28
+"Diana" nameday on january 29
+"Gunilla, Gunhild" nameday on january 30
+"Ivar, Joar" nameday on january 31
+
+"Max, Maximilian" nameday on february 1
+"Disa, Hjördis" nameday on february 3
+"Ansgar, Anselm" nameday on february 4
+"Agata, Agda" nameday on february 5
+"Dorotea, Doris" nameday on february 6
+"Rikard, Dick" nameday on february 7
+"Berta, Bert" nameday on february 8
+"Fanny, Franciska" nameday on february 9
+"Iris" nameday on february 10
+"Yngve, Inge" nameday on february 11
+"Evelina, Evy" nameday on february 12
+"Agne, Ove" nameday on february 13
+"Valentin" nameday on february 14
+"Sigfrid" nameday on february 15
+"Julia, Julius" nameday on february 16
+"Alexandra, Sandra" nameday on february 17
+"Frida, Fritiof" nameday on february 18
+"Gabriella, Ella" nameday on february 19
+"Vivianne" nameday on february 20
+"Hilding" nameday on february 21
+"Pia" nameday on february 22
+"Torsten, Torun" nameday on february 23
+"Mattias, Mats" nameday on february 24
+"Sigvard, Sivert" nameday on february 25
+"Torgny, Torkel" nameday on february 26
+"Lage" nameday on february 27
+"Maria" nameday on february 28
+
+"Albin, Elvira" nameday on march 1
+"Ernst, Erna" nameday on march 2
+"Gunborg, Gunvor" nameday on march 3
+"Adrian, Adriana" nameday on march 4
+"Tora, Tove" nameday on march 5
+"Ebba, Ebbe" nameday on march 6
+"Camilla" nameday on march 7
+"Siv, Saga" nameday on march 8
+"Torbjörn, Torleif" nameday on march 9
+"Edla, Ada" nameday on march 10
+"Edvin, Egon" nameday on march 11
+"Viktoria" nameday on march 12
+"Greger" nameday on march 13
+"Matilda, Maud" nameday on march 14
+"Kristoffer, Christel" nameday on march 15
+"Herbert, Gilbert" nameday on march 16
+"Gertrud" nameday on march 17
+"Edvard, Edmund" nameday on march 18
+"Josef, Josefina" nameday on march 19
+"Joakim, Kim" nameday on march 20
+"Bengt" nameday on march 21
+"Kennet, Kent" nameday on march 22
+"Gerda, Gerd" nameday on march 23
+"Gabriel, Rafael" nameday on march 24
+"Emanuel" nameday on march 26
+"Rudolf, Ralf" nameday on march 27
+"Malkolm, Morgan" nameday on march 28
+"Jonas, Jens" nameday on march 29
+"Holger, Holmfrid" nameday on march 30
+"Ester" nameday on march 31
+
+"Harald, Hervor" nameday on april 1
+"Gudmund, Ingemund" nameday on april 2
+"Ferdinand, Nanna" nameday on april 3
+"Marianne, Marlene" nameday on april 4
+"Irene, Irja" nameday on april 5
+"Vilhelm, William" nameday on april 6
+"Irma, Irmelin" nameday on april 7
+"Nadja, Tanja" nameday on april 8
+"Otto, Ottilia" nameday on april 9
+"Ingvar, Ingvor" nameday on april 10
+"Ulf, Ylva" nameday on april 11
+"Liv" nameday on april 12
+"Artur, Douglas" nameday on april 13
+"Tiburtius" nameday on april 14
+"Olivia, Oliver" nameday on april 15
+"Patrik, Patricia" nameday on april 16
+"Elias, Elis" nameday on april 17
+"Valdemar, Volmar" nameday on april 18
+"Olaus, Ola" nameday on april 19
+"Amalia, Amelie" nameday on april 20
+"Anneli, Annika" nameday on april 21
+"Allan, Glenn" nameday on april 22
+"Georg, Göran" nameday on april 23
+"Vega" nameday on april 24
+"Markus" nameday on april 25
+"Teresia, Terese" nameday on april 26
+"Engelbrekt" nameday on april 27
+"Ture, Tyra" nameday on april 28
+"Tyko" nameday on april 29
+"Mariana" nameday on april 30
+
+"Valborg" nameday on may 1
+"Filip, Filippa" nameday on may 2
+"John, Jane" nameday on may 3
+"Monika, Mona" nameday on may 4
+"Gotthard, Erhard" nameday on may 5
+"Marit, Rita" nameday on may 6
+"Carina, Carita" nameday on may 7
+"Åke" nameday on may 8
+"Reidar, Reidun" nameday on may 9
+"Esbjörn, Styrbjörn" nameday on may 10
+"Märta, Märit" nameday on may 11
+"Charlotta, Lotta" nameday on may 12
+"Linnea, Linn" nameday on may 13
+"Halvard, Halvar" nameday on may 14
+"Sofia, Sonja" nameday on may 15
+"Ronald, Ronny" nameday on may 16
+"Rebecka, Ruben" nameday on may 17
+"Erik" nameday on may 18
+"Maj, Majken" nameday on may 19
+"Karolina, Carola" nameday on may 20
+"Konstantin, Conny" nameday on may 21
+"Hemming, Henning" nameday on may 22
+"Desideria, Desirée" nameday on may 23
+"Ivan, Vanja" nameday on may 24
+"Urban" nameday on may 25
+"Vilhelmina, Vilma" nameday on may 26
+"Beda, Blenda" nameday on may 27
+"Ingeborg, Borghild" nameday on may 28
+"Yvonne, Jeanette" nameday on may 29
+"Vera, Veronika" nameday on may 30
+"Petronella, Pernilla" nameday on may 31
+
+"Gun, Gunnel" nameday on june 1
+"Rutger, Roger" nameday on june 2
+"Ingemar, Gudmar" nameday on june 3
+"Solbritt, Solveig" nameday on june 4
+"Bo" nameday on june 5
+"Gustav, Gösta" nameday on june 6
+"Robert, Robin" nameday on june 7
+"Eivor, Majvor" nameday on june 8
+"Börje, Birger" nameday on june 9
+"Svante, Boris" nameday on june 10
+"Bertil, Berthold" nameday on june 11
+"Eskil" nameday on june 12
+"Aina, Aino" nameday on june 13
+"Håkan, Hakon" nameday on june 14
+"Margit, Margot" nameday on june 15
+"Axel, Axelina" nameday on june 16
+"Torborg, Torvald" nameday on june 17
+"Björn, Bjarne" nameday on june 18
+"Germund, Görel" nameday on june 19
+"Linda" nameday on june 20
+"Alf, Alvar" nameday on june 21
+"Paulina, Paula" nameday on june 22
+"Adolf, Alice" nameday on june 23
+"David, Salomon" nameday on june 25
+"Rakel, Lea" nameday on june 26
+"Selma, Fingal" nameday on june 27
+"Leo" nameday on june 28
+"Peter, Petra" nameday on june 29
+"Elof, Leif" nameday on june 30
+
+"Aron, Mirjam" nameday on july 1
+"Rosa, Rosita" nameday on july 2
+"Aurora" nameday on july 3
+"Ulrika, Ulla" nameday on july 4
+"Laila, Ritva" nameday on july 5
+"Esaias, Jessika" nameday on july 6
+"Klas" nameday on july 7
+"Kjell" nameday on july 8
+"Jörgen, Örjan" nameday on july 9
+"André, Andrea" nameday on july 10
+"Eleonora, Ellinor" nameday on july 11
+"Herman, Hermine" nameday on july 12
+"Joel, Judit" nameday on july 13
+"Folke" nameday on july 14
+"Ragnhild, Ragnvald" nameday on july 15
+"Reinhold, Reine" nameday on july 16
+"Bruno" nameday on july 17
+"Fredrik, Fritz" nameday on july 18
+"Sara" nameday on july 19
+"Margareta, Greta" nameday on july 20
+"Johanna" nameday on july 21
+"Magdalena, Madeleine" nameday on july 22
+"Emma, Emmy" nameday on july 23
+"Kristina, Kerstin" nameday on july 24
+"Jakob" nameday on july 25
+"Jesper, Jasmine" nameday on july 26
+"Marta" nameday on july 27
+"Botvid, Seved" nameday on july 28
+"Olof" nameday on july 29
+"Algot" nameday on july 30
+"Helena, Elin" nameday on july 31
+
+"Per" nameday on august 1
+"Karin, Kajsa" nameday on august 2
+"Tage" nameday on august 3
+"Arne, Arnold" nameday on august 4
+"Ulrik, Alrik" nameday on august 5
+"Alfons, Inez" nameday on august 6
+"Dennis, Denise" nameday on august 7
+"Silvia, Sylvia" nameday on august 8
+"Roland" nameday on august 9
+"Lars" nameday on august 10
+"Susanna" nameday on august 11
+"Klara" nameday on august 12
+"Kaj" nameday on august 13
+"Uno" nameday on august 14
+"Stella, Estelle" nameday on august 15
+"Brynolf" nameday on august 16
+"Verner, Valter" nameday on august 17
+"Ellen, Lena" nameday on august 18
+"Magnus, Måns" nameday on august 19
+"Bernhard, Bernt" nameday on august 20
+"Jon, Jonna" nameday on august 21
+"Henrietta, Henrika" nameday on august 22
+"Signe, Signhild" nameday on august 23
+"Bartolomeus" nameday on august 24
+"Lovisa, Louise" nameday on august 25
+"Östen" nameday on august 26
+"Rolf, Raoul" nameday on august 27
+"Fatima, Leila" nameday on august 28
+"Hans, Hampus" nameday on august 29
+"Albert, Albertina" nameday on august 30
+"Arvid, Vidar" nameday on august 31
+
+"Samuel, Sam" nameday on september 1
+"Justus, Justina" nameday on september 2
+"Alfhild, Alva" nameday on september 3
+"Gisela" nameday on september 4
+"Adela, Heidi" nameday on september 5
+"Lilian, Lilly" nameday on september 6
+"Kevin, Roy" nameday on september 7
+"Alma, Hulda" nameday on september 8
+"Anita, Annette" nameday on september 9
+"Tord, Turid" nameday on september 10
+"Dagny, Helny" nameday on september 11
+"Åsa, Åslög" nameday on september 12
+"Sture" nameday on september 13
+"Ida, Ronja" nameday on september 14
+"Sigrid, Siri" nameday on september 15
+"Dag, Daga" nameday on september 16
+"Hildegard, Magnhild" nameday on september 17
+"Orvar" nameday on september 18
+"Fredrika" nameday on september 19
+"Elise, Lisa" nameday on september 20
+"Matteus" nameday on september 21
+"Maurits, Moritz" nameday on september 22
+"Tekla, Tea" nameday on september 23
+"Gerhard, Gert" nameday on september 24
+"Tryggve" nameday on september 25
+"Enar, Einar" nameday on september 26
+"Dagmar, Rigmor" nameday on september 27
+"Lennart, Leonard" nameday on september 28
+"Mikael, Mikaela" nameday on september 29
+"Helge" nameday on september 30
+
+"Ragnar, Ragna" nameday on october 1
+"Ludvig, Love" nameday on october 2
+"Evald, Osvald" nameday on october 3
+"Frans, Frank" nameday on october 4
+"Bror" nameday on october 5
+"Jenny, Jennifer" nameday on october 6
+"Birgitta, Britta" nameday on october 7
+"Nils" nameday on october 8
+"Ingrid, Inger" nameday on october 9
+"Harry, Harriet" nameday on october 10
+"Erling, Jarl" nameday on october 11
+"Valfrid, Manfred" nameday on october 12
+"Berit, Birgit" nameday on october 13
+"Stellan" nameday on october 14
+"Hedvig, Hillevi" nameday on october 15
+"Finn" nameday on october 16
+"Antonia, Toini" nameday on october 17
+"Lukas" nameday on october 18
+"Tore, Tor" nameday on october 19
+"Sibylla" nameday on october 20
+"Ursula, Yrsa" nameday on october 21
+"Marika, Marita" nameday on october 22
+"Severin, Sören" nameday on october 23
+"Evert, Eilert" nameday on october 24
+"Inga, Ingalill" nameday on october 25
+"Amanda, Rasmus" nameday on october 26
+"Sabina" nameday on october 27
+"Simon, Simone" nameday on october 28
+"Viola" nameday on october 29
+"Elsa, Isabella" nameday on october 30
+"Edit, Edgar" nameday on october 31
+
+"Tobias" nameday on november 2
+"Hubert, Hugo" nameday on november 3
+"Sverker" nameday on november 4
+"Eugen, Eugenia" nameday on november 5
+"Gustav Adolf" nameday on november 6
+"Ingegerd, Ingela" nameday on november 7
+"Vendela" nameday on november 8
+"Teodor, Teodora" nameday on november 9
+"Martin, Martina" nameday on november 10
+"Mårten" nameday on november 11
+"Konrad, Kurt" nameday on november 12
+"Kristian, Krister" nameday on november 13
+"Emil, Emilia" nameday on november 14
+"Leopold" nameday on november 15
+"Vibeke, Viveka" nameday on november 16
+"Naemi, Naima" nameday on november 17
+"Lillemor, Moa" nameday on november 18
+"Elisabet, Lisbet" nameday on november 19
+"Pontus, Marina" nameday on november 20
+"Helga, Olga" nameday on november 21
+"Cecilia, Sissela" nameday on november 22
+"Klemens" nameday on november 23
+"Gudrun, Rune" nameday on november 24
+"Katarina, Katja" nameday on november 25
+"Linus" nameday on november 26
+"Astrid, Asta" nameday on november 27
+"Malte" nameday on november 28
+"Sune" nameday on november 29
+"Andreas, Anders" nameday on november 30
+
+"Oskar, Ossian" nameday on december 1
+"Beata, Beatrice" nameday on december 2
+"Lydia" nameday on december 3
+"Barbara, Barbro" nameday on december 4
+"Sven" nameday on december 5
+"Nikolaus, Niklas" nameday on december 6
+"Angela, Angelika" nameday on december 7
+"Virginia" nameday on december 8
+"Anna" nameday on december 9
+"Malin, Malena" nameday on december 10
+"Daniel, Daniela" nameday on december 11
+"Alexander, Alexis" nameday on december 12
+"Lucia" nameday on december 13
+"Sten, Sixten" nameday on december 14
+"Gottfrid" nameday on december 15
+"Assar" nameday on december 16
+"Stig" nameday on december 17
+"Abraham" nameday on december 18
+"Isak" nameday on december 19
+"Israel, Moses" nameday on december 20
+"Tomas" nameday on december 21
+"Natanael, Jonatan" nameday on december 22
+"Adam" nameday on december 23
+"Eva" nameday on december 24
+"Stefan, Staffan" nameday on december 26
+"Johannes, Johan" nameday on december 27
+"Benjamin" nameday on december 28
+"Natalia, Natalie" nameday on december 29
+"Abel, Set" nameday on december 30
+"Sylvester" nameday on december 31