It keeps the same day as the name it comes from — everything below is that name’s.
Recorded as a diaspora substitution — read how the names changed →
Key facts
Vasileios at a glance
Name day
1 January
This year · 2026
Thursday, 1 January
Next year · 2027
Friday, 1 January
Variations
Forms & nicknames of the name
One name takes many forms — the formal, the everyday, the affectionate, and the spellings that travelled abroad. Each has its own page here, and all share the same day.
Greek forms
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