Yes, HOGAN is a Scrabble word!

Letter values in Scrabble US: H 4, O 1, G 2, A 1, N 1.

Is it a valid word?

HOGAN is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

United States golfer who won many major golf tournaments (1912-1997)
a Navajo lodge covered with earth; traditionally built with the entrance facing east

Also: ben hogan, william benjamin hogan.