Jason, Jackson, James, Jeff, Jacob, Jamal are a couple.
Jonathon , jonavon , jj , jake , jack , and jimmy
Joshua, Jordan, Justin, John, Jagger
Jayden-Jaiden
Jasper
Jax
Are a few of my favorites.
If you like supernatural Jensen. Love that name. Also Jeremy, Jordan, Jamison, Jeffrey, Josiah, John