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.

Finals 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.

External links ITF tournament edition details WTA tournament draws