Cleavon \c-lea-von\ as a boy's name is a variant of Cleavant (Old English), Cleveland (Old English) and Clive (Old English), and the meaning of Cleavon is "cliff; land of cliffs; hilly area; cliff, slope".
The baby name Cleavon sounds like Clevon and Cleevont. Other similar baby names are Claron, Cleon and Glenavon.