1990 Swiss Indoors – Singles
Jim Courier was the defending champion, but lost in the second round to Andrei Cherkasov.
Third-seeded John McEnroe won the title by defeating Goran Ivanišević 6–7, 4–6, 7–6, 6–3, 6–4 in the final.
Jim Courier was the defending champion, but lost in the second round to Andrei Cherkasov.
Third-seeded John McEnroe won the title by defeating Goran Ivanišević 6–7, 4–6, 7–6, 6–3, 6–4 in the final.