| Bulgarian | Monday, 18 January 2027 |
|---|---|
| Albanian | Monday, 18 January 2027 |
Spellings and nicknames
Atanas, Athanas, Атанас, Наско, Начо, Таньо
Св. Атанасий Велики и Кирил Александрийски (Атанасовден) [confirmed]
| Bulgarian | Monday, 18 January 2027 |
|---|---|
| Albanian | Monday, 18 January 2027 |
Atanas, Athanas, Атанас, Наско, Начо, Таньо