Mai's name day is May 2 in Estonia, May 7 in Norway.
The name Mai is globally recognized, holding significant popularity in Vietnam and several European nations. It is often characterized by a soft, elegant, and nature-like mood, evoking the beauty of spring. While the name has diverse origins and historical variations, it is predominantly used as a feminine name, though it is occasionally considered unisex. Its minimalist structure contributes to its ease of use and international appeal. The name is widely appreciated for its quiet strength and refined aesthetic. It continues to be a favored choice in the United States and abroad for its simplicity.
| Country | Day | Month | Names |
 Latvia | 11 | January | Arkadijs, Franciska, Smaida |
 USA | 28 | January | Carlotta, Charleen, Charlene, Charlotta, Charlotte, Charmaine, Manfred |
| Latvia | 13 | February | Maira, Malda, Melita |
 Estonia | 24 | February | Mattias, Madis, Madi, Matis, Mati, Matti, Mats, Mait, Maido, Maidu, Mäido |
 France | 28 | February | Romain |
 Spain | 25 | March | Abel, Gloria, Encarnación, Rebeca, Anunciación, Maite, Humberto |
 Finland | 5 | May | Maini, Melina, Melissa |
| Latvia | 10 | May | Maija, Mairita |
| Finland | 17 | May | Maila, Rebekka, Maili, Mailis, Maisa |
| France | 28 | May | Germain |
| Latvia | 1 | June | Astrids, Biruta, Junite, Mairita |
| Estonia | 10 | June | Amalie, Maali, Maila, Maile, Maili, Mailis |
| Latvia | 11 | June | Ingus, Mairis, Sigrida, Svens, Vidvuds |
| France | 15 | June | Germaine |
| USA | 15 | June | Alice, Alicia, Alisa, Alisha, Alison, Alissa, Allie, Allison, Allyson, Alyce, Alyse, Alysha, Alysia, Alyson, Alyssa, German, Germain, Germaine, Jermaine, Vidal, Vito |
 Greece | 17 | June | Felix, Ismail |
 Romania | 17 | June | Ismail, Manuil, Savel |
| Latvia | 20 | June | Imula, Maira, Rasa, Rasma |
| Latvia | 25 | June | Maiga, Milija |
| Finland | 2 | July | Maria, Maija, Mari, Meeri, Kukka-Maaria, Maaria, Maiju, Maikki, Marika, Riia |
| USA | 23 | July | Roma, Roman, Romaine, Romana, Romelia, Romeo, Romina, Seymour |
| Estonia | 1 | August | Maira, Maire, Mairi, Maris |
| Finland | 1 | August | Maire |
| Estonia | 27 | August | Maimu, Maime, Maimi, Maimo |
| Estonia | 2 | September | Maive, Maivi, Taive, Taivi |
| Finland | 5 | September | Mainio, Roni |
| Latvia | 6 | September | Balva, Magnuss, Maigonis |
| USA | 21 | September | Maira, Maura, Maureen, Mayra, Mira, Moira, Moreen, Morena, Myra, Norna |
| Latvia | 22 | September | Maigurs, Maris, Marisa, Mariss, Morics |
| Latvia | 11 | October | Maira, Monta, Silva, Tince |
| Greece | 4 | November | Ermaios |
| Estonia | 19 | December | Maarius, Mario, Mairo |
Norway