Berta's name day is celebrated on numerous dates across Europe, including February 8th in Sweden, May 1st in Germany and Spain, and May 15th in Poland. Other notable dates include July 4th in Austria and Croatia, August 6th in Hungary, August 24th in Estonia, August 31st in Norway, September 3rd in Latvia, September 23rd in Czechia, and November 28th in Austria.
Berta is a traditional feminine name originating from Germanic languages, meaning "bright" or "glorious." In the USA, the name's popularity peaked in the early 20th century and has since become rare, but it remains a classic choice in many parts of Europe, particularly Germany and Spain. The name projects a strong, traditional mood, reflecting its long history and association with resilience. Berta's gender identity is consistently feminine worldwide. Its historical significance in various cultures gives it a sense of classic European heritage and reliability.
| Country | Day | Month | Names |
 Latvia | 14 | January | Raitis, Roberta, Roberts |
 Lithuania | 18 | January | Gedgaudas, Jogaile, Jolita, Liberta |
 USA | 19 | January | Bob, Bobbi, Bobbie, Bobby, Robbie, Robert, Roberta, Roberto, Robin, Robinson, Robyn |
 Spain | 23 | January | Alberto, Ildefonso, Alberta, Armando, María Paz, Xenia |
| USA | 4 | February | Byron, Gilbert, Gilberta, Gilberto, Gilmer |
 Poland | 18 | February | Albert, Alberta, Albertyna, Fryda, Konstancja, Krystiana, Maksym, Sawa, Sylwan, Sylwana, Symeon, Więcesława, Zula, Zuzanna |
| USA | 11 | March | Alberta, Albertina, Angus, Connie, Constance, Constantine, Consuela, Consuelo, Elberta, Ramiro |
| Poland | 16 | April | Benedykt, Bernadetta, Cecyl, Cecylian, Charyzjusz, Erwin, Erwina, Julia, Ksenia, Lambert, Lamberta, Nikita, Nosisław, Patrycy, Urban |
 Bulgaria | 17 | April | Roberta |
| Lithuania | 17 | April | Anicetas, Dravenis, Giedrius, Robertas, Skaidra |
| Poland | 17 | April | Anicet, Innocenta, Innocenty, Jakub, Józef, Klara, Radociech, Robert, Roberta, Rudolf, Rudolfa, Rudolfina, Stefan |
| Lithuania | 23 | April | Adalbertas, Daugaudas, Jurgis, Vygaile |
| Poland | 29 | April | Angelina, Augustyn, Bogusław, Hugo, Hugon, Paulin, Piotr, Rita, Robert, Roberta, Sybilla |
| Poland | 13 | May | Andrzej, Aron, Ciechosław, Gloria, Magdalena, Piotr, Robert, Roberta, Serwacy |
| Lithuania | 6 | June | Meta, Norbertas, Paulina, Tauras |
| Poland | 6 | June | Benignus, Dominika, Klaudiusz, Laurenty, Norbert, Norberta, Paulina, Symeon, Więcerad |
| USA | 6 | June | Dante, Donte, Delaney, Norbert, Norberta, Norberto |
| Lithuania | 7 | June | Lukrecija, Radvyle, Ratautas, Robertas |
| Poland | 7 | June | Antoni, Ciechomir, Jarosław, Lukrecja, Paweł, Robert, Roberta, Wiesław, Wisław |
| Lithuania | 14 | July | Eigile, Libertas, Vydas |
| Poland | 18 | July | Arnold, Arnolf, Erwin, Erwina, Kamil, Karolina, Robert, Roberta, Szymon, Unisław, Wespazjan |
| Poland | 7 | August | Albert, Alberta, Albertyna, Anna, Dobiemir, Donat, Donata, Doris, Dorota, Kajetan |
 Hungary | 24 | August | Bertalan |
| Poland | 17 | September | Ariadna, Dezyderiusz, Drogosław, Franciszek, Hildegarda, Justyn, Justyna, Lambert, Lamberta, Narcyz, Teodora |
| Lithuania | 27 | September | Adalbertas, Damijonas, Daugile, Kesgaile, Kovaldas |
| Lithuania | 24 | October | Daugailas, Gilbertas, Rapolas, Svitrigaile |
| Lithuania | 3 | November | Hubertas, Narvaine, Silvija, Vydmantas |
| Poland | 3 | November | Bogumił, Cezary, Chwalisław, Hubert, Huberta, Sylwia |
| USA | 3 | November | Hobart, Hubert, Huberta, Malachi, Silvia, Sylvia, Winfred, Winifred, Winnie |
| Lithuania | 15 | November | Albertas, Leopoldas, Vaidilas, Zadvyde |
| Poland | 15 | November | Albert, Alberta, Albertyna, Artur, Artus, Idalia, Leopold, Leopoldyna, Przybygniew, Roger |
| Lithuania | 21 | November | Alberta, Eibarte, Gomantas, Honorijus |
| Poland | 21 | November | Albert, Alberta, Albertyna, Janusz, Konrad, Konrada, Maria, Piotr, Regina, Rena, Rufus, Twardosław, Wiesław |
| USA | 17 | December | Eleazar, Lazar, Lazaro, Lazarus, Olympia, Orval, Orville, Storm, Stormie, Stormy, Wilbert, Wilberta, Wilbur |
Sweden 
Germany 
Slovakia 
Austria 
Croatia 
Estonia 
Norway 
Czechia