An Old Irish name it means "white, bright, fair, handsome".
The name Finn is of Irish origin and means "fair" or "white". It is also associated with the legendary Irish hero Fionn mac Cumhail.
Finn in Gaelic means white hair.
The actor's real name is Cory, if that's what you mean. In the show, his name really is Finn.
Finn Gesner's birth name is Finn Harry Gesner.
Finn Taylor's birth name is Finn William Taylor.
Finn Ohara's birth name is Grifith Finn O'Hara.
Dan Finn's birth name is Daniel Anthony Finn.
Jack Finn's birth name is Anthony Jack Finn.
Veronica Finn's birth name is Veronica Lee Finn.
William Finn's birth name is William Alan Finn.
Camila Finn's birth name is Camila Caroline Finn.
Carina Finn's birth name is Carina Kathleen Finn.
Finn Jones's birth name is Terence Jones.
Gregory Finn's birth name is Jir Burian.