Hadley \ha(d)-ley\ as a boy's name (also used as girl's name Hadley), is of Old English origin, and the meaning of Hadley is "heather meadow". Place name. Interior designer Albert Hadley.

Hadley has 5 variant forms: Hadlea, Hadlee, Hadleigh, Hadly and Leigh.

Baby names that sound like Hadley are Hedley and Headley.