The term 'True Blood Vampire Northman' refers to Eric, a character from the HBO series True Blood. Eric is a vampire who hails from the fictional town of Bon Temps, Louisiana. He is portrayed by Alexander Skarsgård and is known for his strength, loyalty, and sense of humor. Eric is a powerful vampire who has been around for centuries and is the owner of the vampire bar Fangtasia. He is also the progeny of Godric, an ancient vampire.