1989 Benson and Hedges Open – Singles

Ramesh Krishnan defeated Amos Mansdorf 6–4, 6–0 to win the 1989 Benson and Hedges Open singles competition. Mansdorf was the defending champion.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇮🇱 Amos Mansdorf (final)
 * 2) 🇮🇳 Ramesh Krishnan (champion)
 * 3)  Milan Šrejber (second round)
 * 4)  Michiel Schapers (first round)
 * 5) 🇺🇸 Richard Matuszewski (first round)
 * 6) 🇦🇷 Horacio de la Peña (second round)
 * 7) 🇯🇵 Shuzo Matsuoka (first round)
 * 8) 🇺🇸 Jim Grabb (quarterfinals)

Key

 * Q – Qualifier
 * WC –Wild card
 * LL – l=Lucky loser