Berlin 1990
Ronald Agenor won the title, beating Alexander Volkov 4–6 6–4 7–6 in the final.
Main draw 32 players
- 1🇭🇷Goran IvanisevicRound of 16 · Lost to Martin Sinner
- 2🇸🇪Jonas SvenssonQuarterfinals · Lost to Alexander Volkov
- 3🇸🇪Magnus GustafssonRound of 32 · Lost to Kevin Curren
- 4🇦🇹Horst SkoffRound of 16 · Lost to Luiz Mattar
- 5🇨🇿Petr KordaRound of 16 · Lost to Jean Philippe Fleurian
- 6🇺🇸Ronald AgenorFinal · Champion
- 7🇦🇷Franco DavinRound of 32 · Lost to Danie Visser
- 8🇷🇺Alexander VolkovFinal · Lost to Ronald Agenor
- 🇧🇷Luiz MattarSemifinals · Lost to Alexander Volkov
- Q🇩🇪Martin SinnerSemifinals · Lost to Ronald Agenor
- 🇫🇷Jean Philippe FleurianQuarterfinals · Lost to Luiz Mattar
- 🇺🇸Kevin CurrenQuarterfinals · Lost to Ronald Agenor
- 🇨🇿Milan SrejberQuarterfinals · Lost to Martin Sinner
- Q🇿🇦Danie VisserRound of 16 · Lost to Milan Srejber
- 🇩🇪Jens WoehrmannRound of 16 · Lost to Ronald Agenor
- WC🇩🇪Markus ZoeckeRound of 16 · Lost to Jonas Svensson
- LL🇿🇦Pieter AldrichRound of 16 · Lost to Kevin Curren
- 🇩🇪Udo RiglewskiRound of 16 · Lost to Alexander Volkov
- Q🇷🇺Andrei OlhovskiyRound of 32 · Lost to Jonas Svensson
- 🇸🇪Christian BergstromRound of 32 · Lost to Udo Riglewski
- 🇺🇾Diego PerezRound of 32 · Lost to Horst Skoff
- 🇿🇦Gary MullerRound of 32 · Lost to Milan Srejber
- 🇸🇪Jan GunnarssonRound of 32 · Lost to Markus Zoecke
- WC🇨🇿Jan Kodes JrRound of 32 · Lost to Luiz Mattar
- 🇺🇸Jimmy AriasRound of 32 · Lost to Alexander Volkov
- LL🇲🇽Leonardo LavalleRound of 32 · Lost to Goran Ivanisevic
- Q🇺🇸Luke JensenRound of 32 · Lost to Martin Sinner
- 🇺🇸Malivai WashingtonRound of 32 · Lost to Jens Woehrmann
- 🇩🇪Michael StichRound of 32 · Lost to Petr Korda
- WC🇺🇸Paul AnnaconeRound of 32 · Lost to Pieter Aldrich
- 🇫🇷Thierry ChampionRound of 32 · Lost to Ronald Agenor
- 🇫🇮Veli PaloheimoRound of 32 · Lost to Jean Philippe Fleurian