Keenon \ke(e)-non\ as a boy's name is a variant of Keenan (Irish, Gaelic), and the meaning of Keenon is "ancient".

The baby name Keenon sounds like Kennon and Keenen. Other similar baby names are Keeton, Kanon, Kleon, Kaemon, Kannon, Keene, Keen, Keaton, Keegan, Keegen, Keelan, Kienen, Kienan, Kennan, Kenan, Kenn, Kendon, Kenton, Kenyon, Keon, Kevon, Kevion, Keveon, Kieron, Kernan, Keiron and Zenon.