The 1990 OTB International Open was a combined men's and women's tennis tournament played on outdoor hard courts that was part of the World Series of the 1990 ATP Tour and of the Tier IV of the 1990 WTA Tour. It was the fourth edition of the tournament and was played at Schenectady, New York in the United States from August 20 through August 27, 1990. Ramesh Krishnan and Anke Huber won the singles titles.
Ramesh Krishnan defeated Kelly Evernden 6âÂÂ1, 6âÂÂ1
Anke Huber defeated Marianne Werdel 6âÂÂ1, 5âÂÂ7, 6âÂÂ4
Richard Fromberg / Brad Pearce defeated Brian Garrow / Sven Salumaa 6âÂÂ2, 3âÂÂ6, 7âÂÂ6
Alysia May / Nana Miyagi defeated Linda Ferrando / Wiltrud Probst 6âÂÂ4, 5âÂÂ7, 6âÂÂ3