1985 U.S. Pro Tennis Championships
| 1985 U.S. Pro Tennis Championships | |
|---|---|
| Date | July 8–15 |
| Edition | 57th |
| Category | Grand Prix |
| Draw | 56S / 28D |
| Prize money | $210,000 |
| Surface | Clay / outdoor |
| Location | Boston, U.S. |
| Venue | Longwood Cricket Club |
| Champions | |
| Singles | |
 Mats Wilander [1] | |
| Doubles | |
 Libor Pimek /  Slobodan Živojinović [2] | |
The 1985 U.S. Pro Tennis Championships, also known by its sponsored name Union Warren Bank 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 1985 Nabisco Grand Prix circuit. It was the 57th edition of the tournament and was held from July 8 through July 15, 1985. First-seeded Mats Wilander won the singles title and earned $35,700 first-prize money.
Finals
Singles
Mats Wilander defeated 
Martín Jaite 6–2, 6–4
- It was Wilander's 2nd singles title of the year and the 18th of his career.
Doubles
Libor Pimek / Slobodan Živojinović defeated 
Peter McNamara / Paul McNamee 2–6, 6–4, 7–6