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!'

Best friends with sergeant sarcasm and colonel comeback.

Person who points out the obvious

when someone states the obvious especially when it is stupidly obvious