1989 South African Open – Singles
Introduction Jakob Hlasek was the defending champion but did not compete that year.Christo van Rensburg won in the final 6–4, 7–6, 6–3 against Paul Chamberlin.
Seeds #  Jay Berger ''(second round)''#  Kevin Curren ''(second round)''#  '''Christo van Rensburg (champion)'''#  Paolo Canè ''(first round)''#  Amos Mansdorf ''(first round)''# n/a#  Todd Witsken ''(first round)''#  Scott Davis ''(first round)''
Draw ===Final======Section 1======Section 2===
External links *  1989 South African Open draw