There are at least two music artists by this name (not to mention the actor):

(1) Lee Van Cleef (a.k.a. Lee Van Cliff) is a dancehall reggae DJ: see Lee Van Cleef @ Discogs and/or Lee Van Cliff @ Roots Archives.

(2) Lee Van Cleef is a loud 3-guitarist, 1 bass player, and 1 drummer onslaught of rock 'n roll form Louisville, KY. More info can be found at http://www.louisvillehardcore.com/ Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.