| 1986 Transamerica Open | |
|---|---|
| Date | September 22–28 |
| Edition | 98th |
| Category | Grand Prix |
| Draw | 32S / 16D |
| Prize money | $220,000 |
| Surface | Carpet / indoor |
| Location | San Francisco, U.S. |
| Venue | Cow Palace |
| Champions | |
| Singles | |
 John McEnroe[1] | |
| Doubles | |
| Peter Fleming / John McEnroe[2] | |
The 1986 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 1986 Nabisco Grand Prix circuit. It was the 98th edition of the tournament and was held from September 22 through September 28, 1986. Fourth-seeded John McEnroe won the singles title, his fifth and last at the event after 1978, 1979, 1982, and 1984 and earned $44,000 first-prize money.[3]
- ^ "1986 San Francisco – Singles draw". Association of Tennis Professionals (ATP).
- ^ "1986 San Francisco – Doubles draw". Association of Tennis Professionals (ATP).
- ^ John Barrett, ed. (1987). The International Tennis Federation : World of Tennis 1987. London: Willow Books. p. 135. ISBN 9780002182522.