Uther Menethil

Prince Uther Menethil is the infant son of Arthas Menethil and Jaina Proudmoore from an alternate timeline. His parents took refuge in Stormwind when Aedelas Blackmoore conquered Lordaeron. He is named after the late Uther the Lightbringer.

Trivia

 * Uther Menethil doesn't exist in the main universe.