Nikolaos (Νικόλαος)
Also: Nicholas, Nick
2 name days are kept for this name — Greek custom keeps them all; we show every one and never guess a “winner.”
6 December
✓ sourced · primary
Sources: namedays.gr / eortologio.gr online database (T2), OCA daily calendar (Slavic lineage — dates only, never name→feast) (T2)
St Nicholas the Wonderworker of Myra. OCA 2026-12-06 + namedays.gr NIKOS (1) 6 December.
Bright Tuesday (Sts Raphael, Nicholas & Irene of Lesvos) · moves with Easter
⚠ unverified · alternate · two sources, but this mapping is a judgment call — held out of calendar feeds until the printed synaxaria confirm it · why it moves
Sts Raphael, Nicholas & Irene of Lesvos (Bright Tuesday). Applies to those named for the Lesvos saints — convention note carried from 02-data §2b. namedays.gr NIKOS (2*) 14 April 2026 matches Pascha+2.
Sourced (✓) feasts are confirmed by two lineage-independent sources and are safe to put in a calendar. Unverified (⚠) feasts — whether resting on a single source or on a judgment call awaiting the printed synaxaria — are shown for reference but held out of feeds until confirmed.