a sarcastic name for someone who states the obvious

a person who states the obvoius as if nobody knew it already

"Captain Obvious Strikes Again"

A phrase or name given to the one who points out the obvious.

Saying something that is obvious, that didn't need to be said, and someone pointing out, wow, well done. Another comon term linked to this is also 'No Shit Sherlock!'

Person who points out the obvious

when someone states the obvious especially when it is stupidly obvious

Something that you refer to somebody as after they have stated an obvious fact; the captain of obvious. can be used in contexts as...
1. "Thank you captain obvious."
2. "Captain obvious strikes again!"
3. "thanks for the imput, captain obvious"