1987 Mercedes Cup – Singles

Martín Jaite was the defending champion, but did not compete this year.

Miloslav Mečíř won the title by defeating Jan Gunnarsson 6–0, 6–2 in the final.

Seeds
All seeds received a bye into the second round. • # Miloslav Mečíř (champion)

• # 🇫🇷 Henri Leconte (quarterfinals)

• # 🇺🇸 Brad Gilbert (third round)

• # 🇸🇪 Mikael Pernfors (second round)

• # Jakob Hlasek (quarterfinals)

• # 🇸🇪 Ulf Stenlund (second round)

• # 🇺🇸 Aaron Krickstein (second round)

• # Karel Nováček (third round)

• # 🇫🇷 Guy Forget (third round)

• # 🇮🇳 Ramesh Krishnan (second round)

• # 🇦🇹 Horst Skoff (third round)

• # Milan Šrejber (second round)

• # 🇸🇪 Jan Gunnarsson (final)

• # 🇦🇷 Eduardo Bengoechea (quarterfinals)

• # Andreas Maurer (second round)

• # 🇦🇹 Thomas Muster (third round)