Jax

The name Jax is a boy's name. Jax is the Dex-Jex-Pax type of x-ending cool -- possibly too cool -- variation of Jack or nickname for Jaxon or Jackson. Jax was a soap opera character name way back when; most recently he's been seen as Jackson "Jax" Teller, the central character on Sons of Anarchy, the national president of the Sons of Anarchy Motorcycle Club.