| Country | Day | Month | Names |
 USA | 21 | February | Dallin, Doug, Douglas, Duff |
 Estonia | 3 | March | Egle, Haili, Halliki, Helliki |
| Estonia | 28 | March | Armas, Armo, Arm, Kallis |
| USA | 10 | April | Caley, Callie, Cayla, Cayley, Ezechiel, Ezekiel, Ezequiel, Torey, Torrance, Torrence, Torrey, Tori, Tory |
| Estonia | 1 | May | Volber, Valba, Valbe, Valli |
 Greece | 8 | June | Kalliopi |
| USA | 8 | June | Cain, Caine, Calliope, Genesis, Jewel, Kane, Kanye, Kayne, Opal |
| USA | 15 | June | Alice, Alicia, Alisa, Alisha, Alison, Alissa, Allie, Allison, Allyson, Alyce, Alyse, Alysha, Alysia, Alyson, Alyssa, German, Germain, Germaine, Jermaine, Vidal, Vito |
 Poland | 11 | July | Benedykt, Cyprian, Kalina, Kallina, Kir, Olga, Pelagia, Pelagiusz, Pius, Placyd, Sawin, Wyszesława |
| Estonia | 19 | July | Saara, Saare, Saari, Salli |
 Finland | 19 | July | Sari, Saara, Sara, Sarita, Salla, Salli |
| Greece | 19 | July | Garyfallia, Zeus |
| Greece | 29 | July | Kallinikos |
| USA | 20 | September | Eustace, Eustacia, Hailee, Hailey, Haleigh, Haley, Halie, Halle, Hallie, Haylee, Hayley |
| Greece | 27 | September | Kallistratos |
| USA | 3 | October | Erskine, Esmond, India, Kali, Kallie, Kelvin |
 Austria | 5 | October | Gallina, Herwig, Meinolf |
| Austria | 14 | October | Burkhard, Kallixtus |
 Italy | 14 | October | Callisto I |
| Poland | 16 | October | Ambroży, Aurelia, Dionizy, Florentyna, Galla, Gallina, Gaweł, Gerard, Gerarda, Gerhard, Grzegorz, Radzisław |
| Estonia | 27 | October | Eila, Eili, Heili, Häili, Hälli |
| Estonia | 15 | December | Kalli, Kelli, Kulla, Killu |
