List of Famous people with last name Macmahon

Percy Alexander MacMahon was a mathematician, especially noted in connection with the partitions of numbers and enumerative combinatorics.

Aline Laveen MacMahon was an American actress. Her career began on stage in 1921. She worked extensively in film and television until her retirement in 1975. She was nominated for an Academy Award for Best Supporting Actress for her performance in Dragon Seed (1944).

Captain Sir Charles MacMahon was an Australian politician who twice served as Speaker of the Victorian Legislative Assembly and as Chief Commissioner of Victoria Police. MacMahon was born County Tyrone, Ireland, to a wealthy Irish family and served in the British army. He obtained a veterinary diploma in 1852, and soon left for Australia to join the gold rush. He arrived in Melbourne on 18 November 1852.