Thomas Magnum is a fictional character created for the TV show Magnum, P.I. He is a private investigator.
He was originally portrayed by Tom Selleck, but in the remake in 2018, he was portrayed by Jay Hernandez.
Often times in film and television, a character has a hair style that is so iconic you always remember it as that character's signature look.
Upvote for Iconic, not for if the style was cool.