| 1974 Commercial Union Assurance Masters | |
|---|---|
| Date | 10–15 December |
| Edition | 5th |
| Category | Masters |
| Draw | 8S |
| Prize money | $100,000 |
| Surface | Grass / outdoor |
| Location | Melbourne, Australia |
| Champions | |
| Singles | |
 Guillermo Vilas[1] | |
The 1974 Masters (also known as the 1974 Commercial Union Assurance Masters for sponsorship reasons)[2] was a men's tennis tournament played on outdoor grass courts in Kooyong, Melbourne in Australia. It was the fifth edition of the Masters Grand Prix and was held from 10 December through 15 December 1974. Guillermo Vilas won the title.
- ^ "1974 Masters Melbourne – Draw". Association of Tennis Professionals (ATP).
- ^ Collins, Bud (October 2010). "Year-End Championships". The Bud Collins History of Tennis: An Authoritative Encyclopedia and Record Book. New York: New Chapter Press. p. 746. ISBN 978-0-942257-70-0.