| 1981 Transamerica Open | |
|---|---|
| Date | September 21–27 |
| Edition | 93rd |
| Category | Grand Prix (Super Series) |
| Draw | 48S / 24D |
| Prize money | $175,000 |
| Surface | Carpet / indoor |
| Location | San Francisco, U.S. |
| Venue | Cow Palace |
| Champions | |
| Singles | |
 Eliot Teltscher[1] | |
| Doubles | |
| John McEnroe / Peter Fleming[2] | |
The 1981 Transamerica Open, also known as the Pacific Coast Championships, was a men's tennis tournament played on indoor carpet courts at the Cow Palace in San Francisco, California in the United States. The event was part of the Super Series of the 1981 Volvo Grand Prix circuit. It was the 93rd edition of the tournament and was held from September 21 through September 27, 1981. Fifth-seeded Eliot Teltscher won the singles title and earned $32,000 first-prize money.[3]
- ^ "1981 San Francisco – Singles draw". Association of Tennis Professionals (ATP).
- ^ "1981 San Francisco – Doubles draw". Association of Tennis Professionals (ATP).
- ^ John Barrett, ed. (1982). Slazengers World of Tennis 1982 : The Official Yearbook of the International Tennis Federation (14th ed.). London: Queen Anne Press. pp. 105–106. ISBN 9780356085968.