| 1970 U.S. Pro Tennis Championships | |
|---|---|
| Date | August 3 – 9 |
| Edition | 43rd |
| Category | Grand Prix (Class 1) |
| Draw | 32S / 16D |
| Prize money | $50,000 |
| Surface | Hard / outdoor |
| Location | Boston, USA |
| Venue | Longwood Cricket Club |
| Champions | |
| Singles | |
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| Doubles | |
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The 1970 U.S. Pro Tennis Championships was a men's tennis tournament played on outdoor hard courts at the Longwood Cricket Club in Boston, USA. It was classified as a Class 1 category tournament and was part of the 1970 Grand Prix circuit. It was the 43rd edition of the tournament and was held from August 3 through August 9, 1970. Fourth-seeded Tony Roche won the singles title and the accompanying $12,000 first prize money.
Tony Roche defeated
Rod Laver, 3–6, 6–4, 1–6, 6–2, 6–2.
Roy Emerson /
Rod Laver defeated
Ismail El Shafei /
Torben Ulrich, 6–1, 7–6.