Australian Prime Ministers: 1 prime minister
William McMahon   1971-1972  
Notable Actors and Entertainers: 1 actor
Julian McMahon   1968-  
Notable Athletes: 1 rugby
(rugby) Sean McMahon   1994-  
Notable Businesspeople: 1 businessperson
Vince McMahon   1945-  
Olympic Medalists: 1 gold
(gold) Brigitte McMahon   2000   triathlon