Alf has name days on January 3 in Norway, February 11 and 14, April 19, June 17 and 21 in Poland, June 21 in Sweden, August 2 in the USA, August 21 in Poland, and October 29 in Estonia.
Alf is a relatively rare name in the United States, but enjoys more popularity in Scandinavia, particularly Norway and Sweden. Its origins lie in the Germanic element 'alf,' relating to elves and nobility. Historically, it was often a shortened form of names like Alfred, but has become a standalone name in its own right. The name is overwhelmingly masculine, evoking a sense of quiet strength and understated confidence. Alf’s mood is grounded and reliable, with a subtle hint of mystery, making it a unique and intriguing choice.
| Country | Day | Month | Names |
 Norway | 3 | January | Alf, Alfred |
 Poland | 11 | February | Adolf, Adolfa, Adolfina, Alf, Bernadetta, Dezydery, Eufrozyna, Łazarz, Lucjan, Maria, Olgierd, Świętomira |
| Poland | 14 | February | Adolf, Adolfa, Adolfina, Alf, Cyryl, Dobiesława, Dobisława, Józef, Józefa, Konrad, Konrada, Krystyna, Lilian, Liliana, Mikołaj, Niemir, Niemira, Walenty, Zenon, Zenona |
| Poland | 19 | April | Adolf, Adolfa, Adolfina, Alf, Cieszyrad, Czech, Czechasz, Czechoń, Czesław, Leon, Leontyna, Pafnucy, Tymon, Werner, Włodzimierz |
| Poland | 17 | June | Adolf, Adolfa, Adolfina, Agnieszka, Alf, Drogomysł, Franciszek, Laura, Marcjan, Radomił, Rainer, Wolmar |
 Sweden | 21 | June | Alf, Alvar |
 USA | 2 | August | Alf, Alfie, Alfonsina, Alfonso, Alford, Alfred, Alfreda, Alfredo, Alonso, Alonza, Alonzo, Alphonso, Fonzie |
| Poland | 21 | August | Adolf, Adolfa, Adolfina, Alf, Bernard, Emilian, Filipina, Franciszek, Joanna, Kazimiera, Męcimir |
 Estonia | 29 | October | Alfred, Alf, Fred, Fredi |
| Country | Day | Month | Names |
| Sweden | 3 | January | Alfred, Alfrida |
 Spain | 12 | January | Alfredo, Tatiana, Tania, Hilario |
| Spain | 17 | January | Alba, Antonio, Mariana, Mariano, Alfredo |
 Slovakia | 28 | January | Alfonz |
 Hungary | 23 | February | Alfréd |
| Estonia | 7 | March | Rudolf, Ruudi, Ruut, Ralf, Rolf, Raul |
 Latvia | 22 | March | Dziedra, Giedra, Ralfs, Tamara |
 Lithuania | 23 | March | Akvile, Alfonsas, Galigantas, Vismante |
| Sweden | 27 | March | Ralf, Rudolf |
| Latvia | 16 | April | Alfs, Mindaugs, Mintauts |
 Austria | 22 | April | Alfred, Kaj, Leonidas |
| Norway | 29 | April | Toralf, Torolf |
| Lithuania | 20 | May | Akvilas, Alfreda, Eidvilas, Vyginte |
| Poland | 1 | June | Alfons, Alfonsyna, Bernard, Fortunat, Gracjana, Hortensjusz, Jakub, Konrad, Konrada, Magdalena, Nikodem, Świętopełk, Symeon |
| Slovakia | 19 | June | Alfréd |
| Austria | 21 | June | Alban, Alois, Aloisia, Ralf |
| Poland | 4 | July | Ageusz, Alfred, Aurelian, Elżbieta, Innocenta, Innocenty, Józef, Julian, Malwin, Malwina, Odo, Teodor, Wielisław |
| Poland | 19 | July | Alfred, Arseniusz, Lutobor, Rufin, Wincenty, Wodzisław |
| Poland | 27 | July | Alfons, Alfonsyna, Aureli, Julia, Laurenty, Lilla, Marta, Natalia, Natalis, Pantaleon, Rudolf, Rudolfa, Rudolfina, Wszebor |
| Austria | 1 | August | Alfons, Kenneth, Peter |
 Croatia | 1 | August | Alfons, Vjera, Nada |
 Germany | 1 | August | Alfons |
 Italy | 1 | August | Alfonso Maria de' Liguori |
| Spain | 1 | August | Alfonso, Dalmau |
| Lithuania | 2 | August | Alfonsas, Guoda, Gustavas, Tautvaldas |
| Poland | 2 | August | Alfons, Alfonsyna, Borzysława, Gustaw, Ilia, Karina, Maria, Stefan |
| Poland | 4 | August | Alfred, Arystarch, Dominik, Maria, Mironieg, Protazy |
| Sweden | 6 | August | Alfons, Inez |
| Latvia | 7 | August | Alfreds, Helara, Madars |
| Croatia | 14 | August | Maksimilijan Kolbe, Alfred |
| Italy | 14 | August | Alfredo |
| Poland | 14 | August | Alfred, Atanazja, Dobrowój, Euzebiusz, Kalikst, Kaliksta, Machabeusz |
 France | 15 | August | Alfred, Marie |
| Austria | 16 | August | Alfried, Rochus, Stefan |
| Poland | 16 | August | Alfons, Alfonsyna, Ambroży, Domarad, Domarat, Joachim, Joachima, Roch |
| Latvia | 23 | August | Benjamins, Ralfs, Spriditis, Vitalijs |
| Sweden | 3 | September | Alfhild, Alva |
| Poland | 19 | September | Alfons, Alfonsyna, January, Konstancja, Sydonia, Teodor, Więcemir |
| Norway | 6 | October | Målfrid, Møyfrid |
| Latvia | 12 | October | Kira, Lase, Monvids, Valfrids, Vitenis |
| Sweden | 12 | October | Manfred, Valfrid |
 Finland | 29 | October | Alfred, Urmas |
| Norway | 29 | October | Noralf, Norunn |
| Austria | 30 | October | Alfons, Angelo, Dieter |
| Hungary | 30 | October | Alfonz |
| Poland | 30 | October | Alfons, Alfonsyna, Angel, Angelus, Edmund, Klaudiusz, Przemysław, Sądosław, Zenobia |
| Croatia | 31 | October | Alfonz Rodriquez, Vuk, Vukmir |
| Lithuania | 31 | October | Alfonsas, Liucile, M-stvydas, Tanvile |
| Poland | 31 | October | Alfons, Alfonsyna, Antoni, Antonina, August, Augusta, Godzimir, Godzisz, Lucylla, Łukasz, Saturnin, Saturnina, Urban, Wolfgang |
| Latvia | 22 | November | Aldis, Aldonis, Alfons, Alfonss, Alfs |
| Lithuania | 14 | December | Alfredas, Kintvile, Tarvainas |
| Poland | 14 | December | Alfred, Arseniusz, Izydor, Naum, Pompejusz, Sławobor, Spirydion |