1989 Puerto Rico Open

The 1989 Puerto Rico Open was a women's tennis tournament played on outdoor hard courts at the Hyatt Regency Cerromar Hotel in Dorado, Puerto Rico that was part of the Category 2 tier of the 1989 WTA Tour. It was the seventh edition of the tournament and was held from October 23 through October 29, 1989. Fourth-seeded Laura Gildemeister won the singles title and earned $17,000 first-prize money.

Singles
🇵🇪 Laura Gildemeister defeated 🇺🇸 Gigi Fernández 6–1, 6–2
 * It was Gildemeister's 2nd singles title of the year and the 4th, and last, of her career.

Doubles
🇺🇸 Cammy MacGregor / 🇺🇸 Ronni Reis vs. 🇺🇸 Gigi Fernández / 🇺🇸 Robin White final rained out