It is derived from the Gaelic finn (fair, light-hued) with the Brythonic ending -iaw.
Finnian of Moville was born in 495.
Finnian of Moville died in 589.
Finnian of Clonard was born in 470.
Finnian of Clonard died in 549.
Finnian, also known as 'Finny' has not been given a last name as of yet.
Rebekah is not a Gaelic name and therefore doesn't mean anything in Gaelic.
It is not a Gaelic word. Gaelic has no K.
Crazzy doesn't mean anything in Gaelic.
There is no Gaelic form of the name, if that's what you mean.
In Scots Gaelic it mean a fishing weir.
It has no meaning in Gaelic; it's not a Gaelic name.
Taylor is not a Gaelic word and has no meaning in Gaelic.