Yiorti| New calendar | Thursday, 17 December 2026 (smaller feast) Sunday, 3 October 2027 Friday, 17 December 2027 (smaller feast) |
|---|---|
| Old calendar | Wednesday, 30 December 2026 (smaller feast) Saturday, 16 October 2027 Thursday, 30 December 2027 (smaller feast) |
Spellings and nicknames
Denis, Dennis, Dion, Dionysios, Dionysis, Διονυσία, Διονυσούλα, Διονύσης, Διονύσιος, Νύσα