1989 U.S. Pro Tennis Championships
| 1989 U.S. Pro Tennis Championships | |
|---|---|
| Date | July 10–16 |
| Edition | 62nd |
| Category | Grand Prix |
| Draw | 56S / 28D |
| Prize money | $297,500 |
| Surface | Clay / outdoor |
| Location | Boston, U.S. |
| Venue | Longwood Cricket Club |
| Champions | |
| Singles | |
 Andrés Gómez [1] | |
| Doubles | |
Andrés Gómez /  Alberto Mancini [2] | |
The 1989 U.S. Pro Tennis Championships was a men's tennis tournament played on outdoor green clay courts at the Longwood Cricket Club in Boston, Massachusetts, United States. The event was part of the Super Series of the 1989 Nabisco Grand Prix circuit. It was the 62nd edition of the tournament and was held from July 10 through July 16, 1989. Sixth-seeded Andrés Gómez won the singles title, his second at the event after 1986.
Finals
Singles
Andrés Gómez defeated 
Mats Wilander 6–1, 6–4
- It was Gómez' 1st singles title of the year and the 16th of his career.
Doubles
Andrés Gómez / Alberto Mancini defeated 
Todd Nelson / Phillip Williamson 3–6, 6–3, 6–4