Originally Posted by
Lightning Rider
I actually think his best parallel is probably Deathstroke. He's not a hero, but he has a similar vibe in that he's plagued with painful memories, and each is "the best at what he does". Their skill in combat is probably similar, as are their superhuman reflexes & physical abilities. Both are frequently on solo missions in dicey, morally ambiguous contexts.
Hawkman's not a bad candidate among actual heroes. Ties to historical eras, numerous half-remembered past lives, a savage combat personality, and a brooding temperment.