Martha Wayne

Martha Wayne (née Kane) was a very prominent philanthropist and socialite in Gotham City. She was the sister of Jacob Kane, the wife of the late Thomas Wayne, the mother of Bruce Wayne, and the paternal aunt of Kate and Beth Kane.

Early life
Martha was born in Gotham City into the Kane family, and had a younger brother, Jacob.

In her adult life, Martha married the renowned surgeon and businessman Thomas Wayne, and gave birth to their son, Bruce Wayne.

Death
One fateful night, Martha and Thomas were murdered in a mugging, leaving their son, Bruce, as the sole survivor.

Legacy
Sometime after Martha and Thomas' murders, their son, Bruce, became the vigilante known as Batman, in order to honor his parents lives, and avenge them.