1985 U.S. Clay Court Championships

The 1985 U.S. Clay Court Championships was a men's Grand Prix and women's Championship Series tennis tournament held at the Indianapolis Tennis Center in Indianapolis in the United States and played on outdoor clay courts. It was the 17th edition of the tournament and was held from July 21 to July 29, 1985. Ivan Lendl and Andrea Temesvári won the singles titles.

Men's singles
Ivan Lendl defeated 🇪🇨 Andrés Gómez 6–1, 6–3
 * It was Lendl's 5th title of the year and the 47th of his career.

Women's singles
🇭🇺 Andrea Temesvári defeated 🇺🇸 Zina Garrison 7–6(7–0), 6–3

Men's doubles
🇺🇸 Ken Flach / 🇺🇸 Robert Seguso defeated Pavel Složil / 🇦🇺 Kim Warwick 6–4, 6–4

Women's doubles
🇧🇬 Katerina Maleeva / 🇧🇬 Manuela Maleeva defeated 🇺🇸 Penny Barg / 🇺🇸 Paula Smith 2–6, 6–3, 6–4