Chicago
Chicago, IL, U.S.A.
February 25, 1991
32 Draw - $225,000
Surface - Carpet (Indoor)

Singles
Seeds:
1. John McEnroe
2. Richey Reneberg
3. Petr Korda
4. Luiz Mattar
5. Marcelo Filippini
6. Kevin Curren
7. Patrick McEnroe
8. Gary Muller

First Round
(1)John McEnroe d. Gilad Bloom 6-2 6-1
Ramesh Krishnan d. Aki Rahunen 6-1 6-4
Alexander Mronz d. (q)Michael Robertson 6-2 6-1
(8)Gary Muller d. Jean-Philippe Fleurian 6-4 6-4
Veli Paloheimo d. (5)Marcelo Filippini 6-3 2-6 6-2
Udo Riglewski d. Scott Davis 6-3 7-6
MaliVai Washington d. Marian Vajda 6-1 6-1
(3)Petr Korda d. Peter Lundgren 7-6(5) 6-1
(4)Luiz Mattar d. (q)Grant Stafford 6-3 6-3
Grant Connell d. Jim Grabb 6-1 6-4
Jaime Yzaga d. (WC)Jimmy Connors 6-3 6-0
(6)Kevin Curren d. Tomas Carbonell 6-3 6-7(3) 6-2
(7)(WC)Patrick McEnroe d. Brad Pearce 6-1 6-7(7) 7-6(4)
(q)Nicolas Pereira d. (q)Ken Flach 6-7(6) 7-5 6-4
David Pate d. Luis Herrera 6-3 6-2
(2)Richey Reneberg d. (WC)Todd Martin 2-6 7-6(4) 6-3

Second Round
(1)John McEnroe d. Ramesh Krishnan 7-5 6-3
Alexander Mronz d. (8)Gary Muller 7-6(6) 6-3
Udo Riglewski d. Veli Paloheimo 7-6(6) 6-3
MaliVai Washington d. (3)Petr Korda 6-4 7-6(5)
Grant Connell d. (4)Luiz Mattar 6-1 6-7(3) 6-3
Jaime Yzaga d. (6)Kevin Curren 6-1 3-6 6-4
(7)(WC)Patrick McEnroe d. (q)Nicolas Pereira 6-4 7-6(3)
(2)Richey Reneberg d. David Pate 6-3 7-6(2)

Quarterfinals
(1)John McEnroe d. Alexander Mronz w/o
MaliVai Washington d. Udo Riglewski 4-6 6-3 6-0
Grant Connell d. Jaime Yzaga 6-4 6-4
(7)(WC)Patrick McEnroe d. (2)Richey Reneberg 6-1 7-6(3)

Semifinals
(1)John McEnroe d. MaliVai Washington 7-6(6) 6-7(3) 6-4
(7)(WC)Patrick McEnroe d. Grant Connell 4-6 6-4 6-4

Finals
(1)John McEnroe d. (7)(WC)Patrick McEnroe 3-6 6-2 6-4