Brad Gilbert was the defending champion, but did not take part in the U.S. National Indoor tennis tournament that year.Michael Stich clinched his first career singles title in the final, defeating Wally Masur 6–7(5–7), 6–4, 7–6(7–1).
Brad Gilbert was the defending champion, but did not take part in the U.S. National Indoor tennis tournament that year.Michael Stich clinched his first career singles title in the final, defeating Wally Masur 6–7(5–7), 6–4, 7–6(7–1). (en)
Il singolare del torneo di tennis Volvo U.S. National Indoor 1990, facente parte dell'ATP Tour, ha avuto come vincitore Michael Stich che ha battuto in finale Wally Masur 6-7, 6-4, 7-6. (it)