Jonas Svensson was the defending champion but lost in the quarterfinals to Horst Skoff.
Skoff won in the final 4–6, 6–3, 6–4, 6–2 against Thomas Muster.
Seeds
Thomas Muster (final) Jonas Svensson (quarterfinals) Andrei Chesnokov (semifinals) Kevin Curren (semifinals) Magnus Gustafsson (second round) Michiel Schapers (quarterfinals) Sergio Casal (semifinals) Marián Vajda (quarterfinals)
Draw
Final
Section 1
Section 2
External links 1988 CA-TennisTrophy draw