1990 Virginia Slims of Houston – Singles

Champion

Runner-up

Score6–1, 1–6, 6–4

Draw16 (2Q)

Monica Seles was the defending champion but she chose to compete at San Antonio during the same week, winning the title.

Katerina Maleeva won the title by defeating Arantxa Sánchez Vicario 6–1, 1–6, 6–4 in the final.^[1]^[2]

v t e 1990 WTA Tour « 1989 1991 »
Grand Slam events	Australian Open (S, D, X) French Open (S, D, X) Wimbledon (S, D, X) US Open (S, D, X)
Tier I tournaments	Chicago (S, D) Key Biscayne (S, D) Hilton Head (S, D) Rome (S, D) Berlin (S, D) Montreal (S, D)
Tier II tournaments	Tokyo Indoor (S, D) Washington (S, D) Indian Wells (S, D) Boca Raton (S, D) Amelia Island (S, D) Hamburg (S, D) Eastbourne (S, D) Manhattan Beach (S, D) Tokyo (S, D) Zurich (S, D) Filderstadt (S, D) Brighton (S, D) Oakland (S, D) Worcester (S, D)
Tier III tournaments	Sydney (S, D) San Antonio (S, D) Houston (S, D) Tampa (S, D) Newport (S, D) San Diego (S, D) Leipzig (S, D)
Tier IV tournaments	Brisbane (S, D) Wichita (S, D) Oklahoma City (S, D) Tokyo (S, D) Singapore (S, D) Barcelona (S, D) Geneva (S, D) Strasbourg (S, D) Birmingham (S, D) Albuquerque (S, D) Paris (S, D) Scottsdale (S, D) Dorado (S, D) Nashville (S, D) Indianapolis (S, D)
Tier V tournaments	Guarujá (S, D) Auckland (S, D) Wellington (S, D) Taranto (S, D) Båstad (S, D) Palermo (S, D) Estoril (S, D) Schenectady (S, D) Kitzbühel (S, D) Athens (S, D) Bayonne (S, D) Moscow (S, D)
Team events	Fed Cup
WTA Tour Championships, New York (S, D) WTA Doubles Championships, Orlando (D)

Draw