1998 Estoril Open

The 1998 Estoril Open was a tennis tournament played on outdoor clay courts. This event was the 9th edition of the Estoril Open, included in the 1998 ATP Tour International Series and in the 1998 ITF Women's Circuit. Both the men's and the women's events took place at the Estoril Court Central, in Oeiras, Portugal, from 6 April until 13 April 1998.

1998 Estoril Open
Date	6–13 April
Edition	9th
Surface	Clay / outdoor
Location	Oeiras, Portugal
Champions
Men's singles
Alberto Berasategui[1]
Women's singles
Barbara Schwartz
Men's doubles
Donald Johnson / Francisco Montana[2]
Women's doubles
Caroline Dhenin / Émilie Loit

Finals

Men's singles

Main article: 1998 Estoril Open – Men's singles

Alberto Berasategui defeated Thomas Muster, 3–6, 6–1, 6–3

Women's singles

Barbara Schwartz defeated Raluca Sandu, 6–2, 6–3

Men's doubles

Main article: 1998 Estoril Open – Men's doubles

Donald Johnson / Francisco Montana defeated David Roditi / Fernon Wibier, 6–1, 2–6, 6–1

Women's doubles

Caroline Dhenin / Émilie Loit defeated Radka Bobková / Caroline Schneider, 6–2, 6–3