Back أمريكا المفتوحة 1985 (كرة مضرب) Arabic US Open 1985 German Abierto de Estados Unidos 1985 Spanish US Open de tennis 1985 French אליפות ארצות הברית הפתוחה 1985 HE 1985 अमरीकी ओपन टेनिस प्रतियोगिता Hindi 1985-ös US Open (tenisz) Hungarian US Open 1985 Italian 1985年全米オープン (テニス) Japanese १९८५ यू.एस. ओपन Marathi
| 1985 US Open | |
|---|---|
| Date | August 27 – September 8 |
| Edition | 105th |
| Category | Grand Slam (ITF) |
| Surface | Hardcourt |
| Location | New York City, New York, United States |
| Champions | |
| Men's singles | |
 Ivan Lendl | |
| Women's singles | |
| Hana Mandlíková | |
| Men's doubles | |
 Ken Flach / Robert Seguso | |
| Women's doubles | |
 Claudia Kohde-Kilsch / Helena Suková | |
| Mixed doubles | |
Martina Navratilova /  Heinz Günthardt | |
| Boys' singles | |
| Tim Trigueiro | |
| Girls' singles | |
 Laura Garrone | |
| Boys' doubles | |
| Joey Blake / Darren Yates | |
| Girls' doubles | |
| Andrea Holíková / Radka Zrubáková | |
The 1985 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in New York in the United States. It was the 105th edition of the US Open and was held from August 27 to September 8, 1985.