1989 U.S. Women's Hard Court Championships

The 1989 U.S. Women's Hard Court Championships was a women's tennis tournament played on outdoor hard courts in San Antonio, Texas in the United States and was part of the Category 3 tier of the 1989 WTA Tour. The tournament ran from February 27 through March 5, 1989. First-seeded Steffi Graf won the singles title.

Singles
Steffi Graf defeated 🇺🇸 Ann Henricksson 6–1, 6–4
 * It was Graf's 3rd title of the year and the 41st of her career.

Doubles
🇺🇸 Katrina Adams / 🇺🇸 Pam Shriver defeated 🇺🇸 Patty Fendick / 🇨🇦 Jill Hetherington 3–6, 6–1, 6–4
 * It was Adams' 2nd title of the year and the 6th of her career. It was Shriver's 4th title of the year and the 120th of her career.