1989 Virginia Slims of Houston

The 1989 Virginia Slims of Houston was a women's tennis tournament played on outdoor clay courts at the Westside Tennis Club in Houston, Texas in the United States that was part of the Category 4 tier of the 1989 WTA Tour. The tournament was held from April 24 through April 30, 1989. Unseeded Monica Seles won the singles title.

Finals

Singles

Monica Seles defeated Chris Evert 3–6, 6–1, 6–4

It was Seles' only title of the year and the 1st of her career.

Doubles

Katrina Adams / Zina Garrison defeated Gigi Fernández / Lori McNeil 6–3, 6–4

It was Adams' 3rd title of the year and the 7th of her career. It was Garrison's 2nd title of the year and the 19th of her career.