| Land | Dag | Månad | Namn |
 Estland | 1 | december | Oskar, Osmar, Oss |
| Estland | 2 | december | Aira, Aire, Airi |
| Estland | 3 | december | Leiger, Leino |
| Estland | 4 | december | Barbara, Barba, Parba, Varve, Varje, Varju |
| Estland | 5 | december | Selma, Selme |
| Estland | 6 | december | Nigulas, Nigul, Nikolai, Niilas, Niilo, Nils, Klaus, Laas, Laus |
| Estland | 7 | december | Sabiine, Piine |
| Estland | 8 | december | Külli, Küllike, Külliki, Külve, Külvi |
| Estland | 9 | december | Raido, Raidu, Raigo, Raiko, Raid, Raik, Rait |
| Estland | 10 | december | Juudit, Juta |
| Estland | 11 | december | Daaniel, Taaniel, Tanel, Tani, Taano, Tanno |
| Estland | 12 | december | Aivar, Aiver, Aivo |
| Estland | 13 | december | Lucia, Hele, Ele, Ere, Loviise, Luise, Viise |
| Estland | 14 | december | Eho, Hengo, Hingo |
| Estland | 15 | december | Kalli, Kelli, Kulla, Killu |
| Estland | 16 | december | Adelheid, Adeele, Ethel, Aade, Aale, Teele, Haide, Aliide, Liide |
| Estland | 17 | december | Rahel, Raili |
| Estland | 18 | december | Neeme, Neemo |
| Estland | 19 | december | Maarius, Mario, Mairo |
| Estland | 20 | december | Pärja, Pärje |
| Estland | 21 | december | Toomas, Toom, Tom, Tommi |
| Estland | 22 | december | Vambola, Vambo |
| Estland | 23 | december | Eugenia, Senna, Senni |
| Estland | 24 | december | Aadam, Tammo, Tamur, Eeva, Eevi, Eva, Eve, Evi, Ivi, Iivi, Ivika, Eveli, Evelin |
| Estland | 25 | december | Natalie, Neida, Taale, Taali |
| Estland | 26 | december | Taban, Tehvan, Tahvo, Tehvo, Teho, Sten |
| Estland | 27 | december | Sulve, Sulvi, Sula |
| Estland | 28 | december | Piia, Piiu |
| Estland | 29 | december | Merle, Merli, Merili, Mirle |
| Estland | 30 | december | Taavet, Taave, Taavi, Taavo, Tavo |
| Estland | 31 | december | Silvester, Silvar, Silver, Silvo, Melany, Melanie |
