Frederick Mackenzie

Frederick Mackenzie may refer to:

Politicians

 * Frederick Mackenzie (Quebec politician) (1841–1889), Member of the Canadian Parliament for Montreal West
 * Frederick Donald MacKenzie (1882–1970), Member of the Canadian Parliament for Neepawa

Others

 * Frederick Arthur MacKenzie, journalist and author
 * Frederick Mackenzie (cricketer) (1849-1934), English cricketer
 * Frederick Mackenzie (painter) (1788–1854), British watercolour painter and architectural draughtsman
 * Fred Mackenzie, Scottish golfer
 * Fred T. Mackenzie (born 1934), American sedimentary and global biogeochemist