Ida's name day is observed on a multitude of dates across various countries globally. Key celebrations include February 3 in Latvia and February 16 in Slovakia. March 15 is reserved for Czechia, while April 13 is highly celebrated across Austria, Croatia, France, Hungary, Lithuania, and Poland. Further dates include May 8 in both Austria and Croatia, and September 4 in Norway, Poland, Austria, Croatia, and the USA. Sweden marks the name day on September 14, and Croatia holds a final observance on October 29.
Ida is a classic feminine name with deep Germanic roots, traditionally linked to meanings concerning work, industry, and prosperity. Its historical popularity soared in the United States around the turn of the 20th century, and it continues to be a highly favored choice throughout Scandinavia and Central Europe today. The name’s simple two-syllable structure contributes to its elegant and timeless mood, perceived as both gentle and possessing quiet strength. Functioning almost exclusively as a female identifier across all cultures, Ida has maintained remarkable consistency in its gender classification. This blend of strong history and simple sophistication ensures its continued use among those seeking a vintage and refined choice.
| Country | Day | Month | Names |
 Lithuania | 3 | January | Genovaite, Vida, Viltautas |
 Sweden | 3 | January | Alfred, Alfrida |
 Bulgaria | 6 | January | Bogomil, Bogdan, Bogdana, Bozhidar, Bozhidara, Borislav, Borislava, Jordan, Yordan, Yordanka, Nayden, Teodosii |
 Latvia | 11 | January | Arkadijs, Franciska, Smaida |
| Latvia | 16 | January | Lida, Lidija, Lija |
 Spain | 18 | January | Florida, Beatriz, Mario, Pia |
 Ukraine | 21 | January | Candid, Candida, Candace, Eugene, Yaroslav, Slavko |
| Lithuania | 28 | January | Gedautas, Leonidas, Nijole |
 Poland | 28 | January | Agnieszka, Augustyn, Flawian, Ildefons, Julian, Karol, Leonidas, Piotr, Radomir, Roger, Waleriusz |
 Denmark | 1 | February | Brigida |
| Poland | 1 | February | Bryda, Brygida, Dobrocha, Dobrochna, Iga, Ignacja, Ignacy, Paweł, Siemirad, Żegota |
 Hungary | 2 | February | Karolina, Aida |
| Spain | 2 | February | Catalina, Aída, Felipe, Ayuda, Candelaria, Purificación, Néstor |
 USA | 2 | February | Aleta, Aletha, Alethea, Alida, Alita, Lita |
 Estonia | 4 | February | Armiida, Arma, Armi, Miida, Meida |
 Croatia | 13 | February | Jordan, Božidar, Božica |
| Sweden | 18 | February | Frida, Fritiof |
| Lithuania | 19 | February | Konradas, Nida, Sarunas, Zuzana |
| USA | 4 | March | Casimir, Humbert, Humberto, Kasimir, Kasimira, Placida, Placidia |
| Bulgaria | 7 | March | Bozhan, Bozhidar, Bozhidara, Bozhil, Bozhko, Emanuil, Manol, Mancho, Teodor, Teodora, Toto, Todor, Teodor, Todora, Dora, Bogdan, Bogdana |
| Spain | 7 | March | Clotilde, Felicidad |
| Bulgaria | 19 | March | Dariya, Naiden, Naida |
| Latvia | 19 | March | Daris, Inga, Ingrida, Ingus, Jazeps |
 Romania | 22 | March | Drosida, Vasile |
| Estonia | 27 | March | Leida, Leidi, Leia, Laide, Laidi |
| Latvia | 5 | April | Mirjama, Vidaga, Vija, Virdzinija |
| Latvia | 7 | April | Helmuts, Zina, Zinaida |
| Latvia | 10 | April | Anita, Anitra, Turaida, Zile, Zilite |
| Latvia | 11 | April | Hermanis, Ira, Irida, Vilmars |
 Greece | 15 | April | Leonidas, Leo |
 Austria | 22 | April | Alfred, Kaj, Leonidas |
 Finland | 22 | April | Alina, Aida |
| Lithuania | 22 | April | Leonas, Leonidas, Norvaide, Visgailas |
| USA | 22 | April | Caia, Caissa, Kai, Kaila, Kailey, Kaleigh, Kaley, Kay, Kayla, Kaylee, Kayleigh, Kayley, Kaylie, Kaylin, Kaylyn, Leonidas, Makayla, Mckayla |
| Estonia | 24 | April | Vanda, Vaida, Aada, Iida |
 France | 26 | April | Alida |
| Hungary | 6 | May | Ivett, Frida |
 Slovakia | 8 | May | Ingrida |
| Sweden | 9 | May | Reidar, Reidun |
| Latvia | 12 | May | Ina, Inara, Inars, Valida, Valija |
| Latvia | 13 | May | Ina, Ira, Iraida, Irena, Irene, Irina, Miervalda |
| Latvia | 31 | May | Alida, Jusma, Jusmins |
| Latvia | 4 | June | Elfrida, Frederika, Gaigala, Sintija |
| Latvia | 6 | June | Adalberts, Ardis, Arnis, Ingrida, Vairis |
| Spain | 6 | June | Norberto, Artemio, Amancio, Cándida, Ismael |
| Latvia | 7 | June | Arnis, Gaida, Gijs |
| Latvia | 8 | June | Frida, Fridis, Fridolins, Mundra |
| Latvia | 10 | June | Anatols, Bitite, Genoveva, Malva, Merida |
| Spain | 10 | June | Amalia, Amelia, Getulio, Críspulo, Asterio, Trinidad, Máximo |
| Latvia | 11 | June | Ingus, Mairis, Sigrida, Svens, Vidvuds |
| Spain | 11 | June | Benito, Bernabé, Aléida |
| Poland | 15 | June | Abraham, Angelina, Bernard, Jolanta, Leona, Leonida, Nikifor, Wit, Witold, Witołd, Witolda, Witosław, Wodzisław |
| USA | 15 | June | Alice, Alicia, Alisa, Alisha, Alison, Alissa, Allie, Allison, Allyson, Alyce, Alyse, Alysha, Alysia, Alyson, Alyssa, German, Germain, Germaine, Jermaine, Vidal, Vito |
| Hungary | 17 | June | Laura, Alida |
| USA | 22 | June | Alban, Albin, Albion, Nereida, Nerida, Nerissa |
| Lithuania | 23 | June | Arvydas, Vaida, Vanda, Zenonas |
| Latvia | 28 | June | Kitija, Vidars, Viestarts, Viesturs |
| Spain | 2 | July | Visitación, Martiniano, Vidal, Teodorico, Teobaldo |
| Poland | 15 | July | Daniel, Dawid, Dawida, Egon, Henryk, Iga, Ignacja, Ignacy, Lubomysł, Niecisław, Włodzimierz, Żegota |
| Spain | 22 | July | Teófila, Zoraida, Magdalena, Zaida, Primitiva |
| Estonia | 23 | July | Senta, Saida, Seida, Siina |
 Italy | 23 | July | Brigida di Svezia |
| Spain | 23 | July | Brigida, Teresa, Boris |
 Norway | 28 | July | Reidar, Reidun |
| Slovakia | 1 | August | Božidara |
| USA | 3 | August | Lida, Liddy, Lidia, Loyal, Lydia, Lyle, Lyman |
| Poland | 12 | August | Bądzisław, Hilaria, Klara, Lech, Leonida, Piotr |
| Latvia | 16 | August | Aistars, Astra, Astrida |
| Latvia | 17 | August | Anaida, Drosmis, Olegs, Vilibalds, Vineta |
| Lithuania | 22 | August | Ipolitas, Karijotas, Rimante, Sigitas, Zygfridas |
| Sweden | 31 | August | Arvid, Vidar |
| USA | 31 | August | Aden, Aidan, Aiden, Ayden, Edan, Edana, Eden, Edina, Egan, Egon |
| Lithuania | 2 | September | Ingrida, Protenis, Steponas, Vilgaude |
| Latvia | 3 | September | Bella, Berta, Klaudija, Klaudijs, Slaida |
| Latvia | 5 | September | Klaudija, Perse, Persijs, Vaida |
| Lithuania | 12 | September | Gvidas, Marija, Tolvaldas, Vaidmante |
| Latvia | 13 | September | Iza, Izabella, Izanda, Izida |
| Finland | 14 | September | Iida, Iita, Isla |
| Greece | 17 | September | Sofia, Sophia, Sonia, Agapis, Elpidas |
| Lithuania | 5 | October | Donata, Edvinas, Gilda, Palemonas, Placidas |
| Poland | 8 | October | Artemon, Bryda, Brygida, Demetriusz, Laurencja, Marcin, Pelagia, Pelagiusz, Symeon, Wojsława |
| Norway | 10 | October | Frida, Fridtjof, Frits |
| Lithuania | 11 | October | Daugvyde, Germanas, Rimdaugas, Zina, Zinaida |
| Ukraine | 11 | October | Zinaida, Zina |
| Latvia | 16 | October | Daiga, Daigone, Dainida, Egils |
| Latvia | 22 | October | Irida, Irisa, Salome |
 Russia | 29 | October | Zinaida |
| Spain | 30 | October | Bienvenida, Claudio |
| Lithuania | 8 | November | Domante, Gotfridas, Severinas, Svirbutas |
| Latvia | 13 | November | Eizens, Jevgenija, Jevgenijs, Taida |
| Poland | 15 | November | Albert, Alberta, Albertyna, Artur, Artus, Idalia, Leopold, Leopoldyna, Przybygniew, Roger |
| Latvia | 23 | November | Zigfrida, Zigrida, Zigrids |
| Lithuania | 1 | December | Algmina, Butigeidas, Eligijus, Natalija |
| Spain | 1 | December | Adelaida, Eloy, Hugo |
| USA | 4 | December | Ada, Adah, Adina, Aida, Babette, Barbara, Barbie, Barbra, Osman, Osmond |
| Spain | 10 | December | Eulalia de Mérida |
| Croatia | 24 | December | Christmas (Božić), Hence Božidar, Božo, Natalija, Nataša |
| Estonia | 25 | December | Natalie, Neida, Taale, Taali |
| Spain | 25 | December | Belén, Eugenia, Natividad |
| Norway | 29 | December | Vemund, Vidar |
| USA | 29 | December | Dave, David, Davida, Davion, Davis, Davy, Dawson, Dayton, Jess, Jesse, Jessie, Jessica, Jessy, Vida |
| Poland | 30 | December | Dawid, Dawida, Dionizy, Eugeniusz, Irmina, Katarzyna, Łazarz, Rainer, Sabin, Sewer, Uniedrog |
Czechia