Oldest winner of the Australian Open Men's Singles
- Who
- Ken Rosewall
- What
- 37:62 year(s):day(s)
- Where
- United Kingdom
- When
- 01 January 0001
The oldest winner of the Australian Open Men's Singles is Ken Rosewall (Australia) (b. 2 Nov 1934) who was aged 37 years 62 days when he won the 1972 competition.