1998 WTA German Open
Date	11–17 May
Edition	29th
Category	Tier I
Draw	56S / 28D
Surface	Clay / outdoor
Location	Berlin, Germany
Venue	Rot-Weiss Tennis Club
Champions
Singles
Conchita Martínez
Doubles
Lindsay Davenport / Natasha Zvereva
← 1997 · WTA German Open · 1999 →

The 1998 WTA German Open was a women's tennis tournament played on outdoor clay courts at the Rot-Weiss Tennis Club in Berlin in Germany that was part of Tier I of the 1998 WTA Tour. It was the 29th edition of the tournament and was held from 11 May through 17 May 1998. Conchita Martínez won the singles title.

Finals

Singles

Conchita Martínez defeated Amélie Mauresmo 6–4, 6–4

• It was Martínez's 2nd title of the year and the 35th of her career.

Doubles

Lindsay Davenport / Natasha Zvereva defeated Alexandra Fusai / Nathalie Tauziat 6–3, 6–0

• It was Davenport's 3rd title of the year and the 34th of her career. It was Zvereva's 2nd title of the year and the 75th of her career.