Joakim Nyström was the defending champion but lost in the third round to Jakob Hlasek.
Boris Becker won in the final 6–4, 6–4, 7–5 against Stefan Edberg.
Seeds The top eight seeds received a bye into the second round.
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
External links 1987 Pilot Pen Classic singles draw