The 1998 Sybase Open was a men's tennis tournament played on indoor hard courts at the San Jose Arena in San Jose, California in the United States and was part of the ATP World Series of the 1998 ATP Tour. It was the 110th edition of the tournament ran from February 9 through February 15, 1998. Unseeded wildcard-entry Andre Agassi won the singles title.[1]
See main article: 1998 Sybase Open – Singles. Andre Agassi defeated Pete Sampras 6–2, 6–4
See main article: 1998 Sybase Open – Doubles. Mark Woodforde / Todd Woodbridge defeated Nelson Aerts / André Sá 6–1, 7–5