1989 Estoril Open

1989 Estoril Open
Date17–23 July
Edition1st
CategoryCategory 2
Draw32S / 16D
Prize money$100,000
SurfaceClay
LocationOeiras, Portugal
VenueEstoril Court Central
Champions
Singles
West Germany Isabel Cueto
Doubles
Czechoslovakia Iva Budařová / Czechoslovakia Regina Rajchrtová
Estoril Open · 1990 →

The 1989 Estoril Open was a women's tennis tournament played on outdoor clay courts at the Estoril Court Central in Oeiras, Portugal that was part of the Category 2 tier of the 1989 WTA Tour. It was the first edition of the tournament and was held from 17 July through 23 July 1989. Third-seeded Isabel Cueto won the singles title.