In Star Wars, Mace Windu was a Jedi Master who served on the Jedi Council. When Anakin Skywalker interrupted a fight between Windu and Darth Sidious, he stopped Windu from killing Sidious, only to have Sidious throw Windu from a window to his death.
In Game of Thrones, Mace Tyrell was the head of House Tyrell which was an ally of the Lannisters. He was the father of Margery Tyrell, who was Queen of Westeros.
The Mid-Atlantic Convection Expo or MACE, is a gaming convention held yearly in Charlotte, North Carolina.
The Major Atmospheric Cerenkov Experiment Telescope (MACE) is a telescope that is currently being built in India. When completed it will be the 2nd largest gamma ray telescope in the world.
Mace is an English word name referring to a heavy club used in Medieval combat. In 2014, 61 boys were named Mace in the U.S.