Alter ego
Thomas Wayne, Jr.
  
Namor McKenzie
  
Alias
Thomas Wayne, Sr. (Father; current Gotham City Police Commissioner); Martha Wayne (Mother; deceased); Bruce Wayne (brother; deceased)
  
Imperius Rex, Dr. G.W. Falton, Sub-Mariner, "Subby", Namor the First, Avenging Son, Old Man, Rex, Joe Pierre, Lord of the Seven Seas