John McEnroe was the defending champion and was seeded no.1. He won the singles title at the 1981 Queen's Club Championships tennis tournament defeating compatriot Brian Gottfried in the final 7–6, 7–5.
John McEnroe was the defending champion and was seeded no.1. He won the singles title at the 1981 Queen's Club Championships tennis tournament defeating compatriot Brian Gottfried in the final 7–6, 7–5. (en)
Il singolare del Queen's Club Championships 1981 è stato un torneo di tennis facente parte della categoria Grand Prix. John McEnroe era il detentore del titolo e ha battuto in finale 7–6, 7–5 Brian Gottfried. (it)