Baby Names Boy Names Meaning of the Name Haddon Updated April 8, 2026 by Jennifer M. Haddon Gender: Male Origin: English Meaning: Heath Covered Hill #Surname ♥ Add to my Namelist What is the meaning of the name Haddon? The name Haddon is primarily a male name of English origin that means Heath Covered Hill. Names like Haddon: Hayden, Hitomi, Hidemi, Haytham, Heaton, Haydn, Heddwyn Stats for the Name Haddon Haddon is currently not in the top 100 on the Baby Names Popularity Charts Haddon is currently not ranked in U.S. births