| Alfred Nixon | |
| Office1: | Ontario MPP |
| Term Start1: | 1905 |
| Term End1: | 1919 |
| Predecessor1: | Riding re-established |
| Successor1: | John Featherstone Ford |
| Constituency1: | Halton |
| Party: | Conservative |
| Birth Date: | 8 June 1863 |
| Birth Place: | Stewarttown, Halton County, Canada West |
| Death Place: | Guelph, Ontario |
| Occupation: | Doctor |
Alfred Westland Nixon (June 8, 1863 - April 8, 1921) was an Ontario physician and political figure. He represented Halton in the Legislative Assembly of Ontario from 1905 to 1919 as a Conservative member.
He was born in Stewarttown, Halton County, Canada West, the son of Edward Nixon, and educated in Brampton and at Trinity College. He received his M.D. in 1891 and set up practice in Georgetown. In 1903, he married Bessie Barber. Nixon served as reeve of Georgetown from 1901 to 1902. He was defeated by John Roaf Barber when he ran for a seat in the provincial assembly in 1902. He died in Guelph in 1921.[1]