Namesakes
Canadian Prime Ministers:
1 prime minister
Alexander Mackenzie 1873-1878 
Fictional Characters from Books:
1 hero
Bindy Mackenzie 2006 The Betrayal of Bindy Mackenzie
Fictional Characters from Television:
1 character
Cindy "Mac" Mackenzie 2004 Veronica Mars
New Zealand Prime Ministers:
1 prime minister
Thomas Mackenzie 1912
Notable Explorers and Adventurers:
1 explorer
Alexander MacKenzie 1764-1820
Olympic Medalists:
1 gold
(gold) Linda Mackenzie 2008 swimming - 4x200 m freestyle relay
Other Fictional Characters:
1 character
Spuds MacKenzie 1987 corporate mascot