1989 Belgian Open

The 1989 Belgian Open was a women's tennis tournament played on outdoor clay courts in Brussels, Belgium that was part of the Category 2 tier of the 1989 WTA Tour. It was the third edition of the tournament and was held from 17 July until 23 July 1989. Second-seeded Radka Zrubáková won the singles title.

Singles
Radka Zrubáková defeated 🇦🇷 Mercedes Paz 7–6(8–6), 6–4
 * It was Zrubáková's only title of the year and the 1st of her career.

Doubles
Manon Bollegraf / 🇦🇷 Mercedes Paz defeated Carin Bakkum /  Simone Schilder 6–1, 6–2
 * It was Bollegraf's 3rd title of the year and the 4th of her career. It was Paz's 3rd title of the year and the 15th of her career.