1989 OTB Open – Men's singles
Tim Mayotte was the defending champion, but did not participate this year.
Simon Youl won the tournament, beating Scott Davis in the final, 2–6, 6–4, 6–4.
Tim Mayotte was the defending champion, but did not participate this year.
Simon Youl won the tournament, beating Scott Davis in the final, 2–6, 6–4, 6–4.