Who is Namor in Marvel Comics?

Answer 1

Namor (full name Namor McKenzie) is also known as the Sub-mariner, originally introduced in Marvel Comics#1 in 1939.

In his fictonal history, Namor was a half human/half alantian mutant who fought with Captian America and the Invaders during World War II. He is later discovered by the Fantastic Four in contemporary times as a homeless amnesiac man, who finally regained his memory and returned to the sea to rule Atlantis as their king.