1988 Rainha Cup

The 1988 WTA Brasil Open (also called the Rainha Cup) was a women's tennis tournament played on outdoor hard courts in Guarujá in Brazil and was part of the Category 1 tier of the 1988 WTA Tour. The tournament ran from 7 November through 13 November 1988. Third-seeded Mercedes Paz won the singles title.

Singles
🇦🇷 Mercedes Paz defeated 🇨🇦 Rene Simpson 7–5, 6–2
 * It was Paz's 1st singles title of the year and the 2nd of her career.

Doubles
🇦🇷 Bettina Fulco / 🇦🇷 Mercedes Paz defeated Carin Bakkum /  Simone Schilder 6–3, 6–4
 * It was Fulco's only title of the year and the 1st of her career. It was Paz's 4th title of the year and the 12th of her career.