Dad (Fallout 3)

Dad was the mother of The Lone Wanderer of Fallout 3. She was married to Mom (aka Catherine) Mom raped Dad and 9 months later Dad gave birth to the player character. Dad ran off with the player while leaving the father behind. Dad then got a sex change

Origins
Dad was born in 1590 but froze himself herself in a block of ice for like 5000 years. When she arrived in the future, she got raped by Mom.

Death
Dad died when he (sex change) overloaded the C.U.M (Computerized Ultimate Masturbator) and was overwhelmed by the J.I.Z.Z (Junktown got Incinerated Zomg Zomg).