| New calendar | Tuesday, 22 December 2026 Wednesday, 22 December 2027 |
|---|---|
| Old calendar | Monday, 4 January 2027 |
| Bulgarian | Tuesday, 22 December 2026 Friday, 29 October 2027 (smaller feast) Wednesday, 22 December 2027 |
| Albanian | Tuesday, 22 December 2026 Wednesday, 22 December 2027 |
Spellings and nicknames
Anastasia, Natasa, Natasha, Sia, Soula, Stacy, Tasia, Tasoula, Αναστασία, Τάσα, Τέσα, Τασία, Τατία, Анастасия, Ася, Наси, Стаси