Simply an old-timey J. Perfect for the following:
-People whose name begins with J!
-People who fly Jets!
-Members of the Winnipeg Jets!
-People who wear Jackets!
-People who want to rep Jesus!
-People who want to rep Judas!
-People who want to rep Justin Timberlake!
-People who like Juice!
-Jews!
-People from Jordan!
-People named Jordan!
-People from Japan!
-People named Japan!
-Many, many more!