• Adelaide

  Adelaide, | 31 December, 1990 - 6 January, 1991

  Singles Winner

  Nicklas Kulti

  Doubles Winners

  Wayne Ferreira

  Stefan Kruger

  Results

• Wellington

  Wellington, | 31 December, 1990 - 6 January, 1991

  Singles Winner

  Richard Fromberg

  Doubles Winners

  Luiz Mattar

  Nicolas Pereira

  Results

• Sydney-1

  Sydney, | 7 - 13 January, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  Scott Davis

  David Pate

  Results

• Auckland

  Auckland, | 7 - 13 January, 1991

  Singles Winner

  Karel Novacek

  Doubles Winners

  Sergio Casal

  Emilio Sanchez

  Results

• 

  Australian Open

  Melbourne, | 14 - 27 January, 1991

  Singles Winner

  Boris Becker

  Doubles Winners

  Scott Davis

  David Pate

  Results

• Milan

  Milan, | 4 - 10 February, 1991

  Singles Winner

  Alexander Volkov

  Doubles Winners

  Omar Camporese

  Goran Ivanisevic

  Results

• San Francisco

  San Francisco, | 4 - 10 February, 1991

  Singles Winner

  Darren Cahill

  Doubles Winners

  Wally Masur

  Jason Stoltenberg

  Results

• Guaruja-1

  Guaruja, | 4 - 10 February, 1991

  Singles Winner

  Patrick Baur

  Doubles Winners

  Olivier Delaitre

  Rodolphe Gilbert

  Results

• Philadelphia

  Philadelphia, | 11 - 17 February, 1991

  Singles Winner

  Ivan Lendl

  Doubles Winners

  Rick Leach

  Jim Pugh

  Results

• Brussels

  Brussels, | 11 - 17 February, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  Mark Woodforde

  Todd Woodbridge

  Results

• Stuttgart-1

  Stuttgart, | 18 - 24 February, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  Sergio Casal

  Emilio Sanchez

  Results

• Memphis

  Memphis, | 18 - 24 February, 1991

  Singles Winner

  Ivan Lendl

  Doubles Winners

  Udo Riglewski

  Michael Stich

  Results

• Rotterdam

  Rotterdam, | 25 February - 3 March, 1991

  Singles Winner

  Omar Camporese

  Doubles Winners

  Patrick Galbraith

  Anders Jarryd

  Results

• Chicago

  Chicago, | 25 February - 3 March, 1991

  Singles Winner

  John McEnroe

  Doubles Winners

  Scott Davis

  David Pate

  Results

• 

  ATP Masters 1000 Indian Wells

  Indian Wells, | 4 - 10 March, 1991

  Singles Winner

  Jim Courier

  Doubles Winners

  Jim Courier

  Javier Sanchez

  Results

• Copenhagen

  Copenhagen, | 4 - 10 March, 1991

  Singles Winner

  Jonas Svensson

  Doubles Winners

  Mark Woodforde

  Todd Woodbridge

  Results

• 

  ATP Masters 1000 Miami

  Miami, | 15 - 24 March, 1991

  Singles Winner

  Jim Courier

  Doubles Winners

  Wayne Ferreira

  Piet Norval

  Results

• Estoril

  Estoril, | 1 - 7 April, 1991

  Singles Winner

  Sergi Bruguera

  Doubles Winners

  Paul Haarhuis

  Mark Koevermans

  Results

• Hong Kong

  Hong Kong, | 1 - 7 April, 1991

  Singles Winner

  Richard Krajicek

  Doubles Winners

  Patrick Galbraith

  Todd Witsken

  Results

• Orlando

  Orlando, | 1 - 7 April, 1991

  Singles Winner

  Andre Agassi

  Doubles Winners

  Luke Jensen

  Scott Melville

  Results

• Tokyo-1

  Tokyo, | 8 - 14 April, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  Stefan Edberg

  Todd Woodbridge

  Results

• Barcelona

  Barcelona, | 8 - 14 April, 1991

  Singles Winner

  Emilio Sanchez

  Doubles Winners

  Horacio de la Pena

  Diego Nargiso

  Results

• Nice

  Nice, | 15 - 21 April, 1991

  Singles Winner

  Martin Jaite

  Doubles Winners

  Rikard Bergh

  Jan Gunnarsson

  Results

• Seoul

  Seoul, | 15 - 21 April, 1991

  Singles Winner

  Patrick Baur

  Doubles Winners

  Alex Antonitsch

  Gilad Bloom

  Results

• 

  ATP Masters 1000 Monte-Carlo

  Monte-Carlo, | 22 - 28 April, 1991

  Singles Winner

  Sergi Bruguera

  Doubles Winners

  Luke Jensen

  Laurie Warder

  Results

• Singapore

  Singapore, | 22 - 28 April, 1991

  Singles Winner

  Jan Siemerink

  Doubles Winners

  Grant Connell

  Glenn Michibata

  Results

• Madrid

  Madrid, | 29 April - 5 May, 1991

  Singles Winner

  Jordi Arrese

  Doubles Winners

  Gustavo Luza

  Cassio Motta

  Results

• Munich

  Munich, | 29 April - 5 May, 1991

  Singles Winner

  Magnus Gustafsson

  Doubles Winners

  Patrick Galbraith

  Todd Witsken

  Results

• Tampa

  Tampa, | 29 April - 5 May, 1991

  Singles Winner

  Richey Reneberg

  Doubles Winners

  Ken Flach

  Robert Seguso

  Results

• 

  ATP Masters 1000 Hamburg

  Hamburg, | 6 - 12 May, 1991

  Singles Winner

  Karel Novacek

  Doubles Winners

  Sergio Casal

  Emilio Sanchez

  Results

• Charlotte

  Charlotte, | 6 - 12 May, 1991

  Singles Winner

  Jaime Yzaga

  Doubles Winners

  Rick Leach

  Jim Pugh

  Results

• 

  ATP Masters 1000 Rome

  Rome, | 13 - 19 May, 1991

  Singles Winner

  Emilio Sanchez

  Doubles Winners

  Omar Camporese

  Goran Ivanisevic

  Results

• Umag

  Umag, | 13 - 19 May, 1991

  Singles Winner

  Dimitri Poliakov

  Doubles Winners

  Gilad Bloom

  Javier Sanchez

  Results

• World Team Cup

  Dusseldorf, | 20 - 26 May, 1991

  Team Winner

  Sweden

  Results

• Bologna

  Bologna, | 20 - 26 May, 1991

  Singles Winner

  Paolo Cane

  Doubles Winners

  Luke Jensen

  Laurie Warder

  Results

• 

  Roland Garros

  Paris, | 27 May - 9 June, 1991

  Singles Winner

  Jim Courier

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• London / Queen's Club

  London, | 10 - 16 June, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  Mark Woodforde

  Todd Woodbridge

  Results

• Florence

  Florence, | 10 - 16 June, 1991

  Singles Winner

  Thomas Muster

  Doubles Winners

  Ola Jonsson

  Magnus Larsson

  Results

• Rosmalen

  Rosmalen, | 10 - 16 June, 1991

  Singles Winner

  Christian Saceanu

  Doubles Winners

  Hendrik Jan Davids

  Paul Haarhuis

  Results

• Genoa

  Genoa, | 17 - 23 June, 1991

  Singles Winner

  Carl-Uwe Steeb

  Doubles Winners

  Marcos Aurelio Gorriz

  Alfonso Mora

  Results

• Manchester

  Manchester, | 17 - 23 June, 1991

  Singles Winner

  Goran Ivanisevic

  Doubles Winners

  Omar Camporese

  Goran Ivanisevic

  Results

• 

  Wimbledon

  London, | 24 June - 7 July, 1991

  Singles Winner

  Michael Stich

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• Gstaad

  Gstaad, | 8 - 14 July, 1991

  Singles Winner

  Emilio Sanchez

  Doubles Winners

  Gary Muller

  Danie Visser

  Results

• Bastad

  Bastad, | 8 - 14 July, 1991

  Singles Winner

  Magnus Gustafsson

  Doubles Winners

  Ronnie Bathman

  Rikard Bergh

  Results

• Newport

  Newport, | 8 - 14 July, 1991

  Singles Winner

  Bryan Shelton

  Doubles Winners

  Gianluca Pozzi

  Brett Steven

  Results

• Stuttgart-2

  Stuttgart, | 15 - 21 July, 1991

  Singles Winner

  Michael Stich

  Doubles Winners

  Wally Masur

  Emilio Sanchez

  Results

• Washington

  Washington, | 15 - 21 July, 1991

  Singles Winner

  Andre Agassi

  Doubles Winners

  Scott Davis

  David Pate

  Results

• 

  ATP Masters 1000 Canada

  Montreal, | 22 - 28 July, 1991

  Singles Winner

  Andrei Chesnokov

  Doubles Winners

  Patrick Galbraith

  Todd Witsken

  Results

• Hilversum

  Hilversum, | 22 - 28 July, 1991

  Singles Winner

  Magnus Gustafsson

  Doubles Winners

  Richard Krajicek

  Jan Siemerink

  Results

• Kitzbuhel

  Kitzbuhel, | 29 July - 4 August, 1991

  Singles Winner

  Karel Novacek

  Doubles Winners

  Tomas Carbonell

  Francisco Roig

  Results

• Los Angeles

  Los Angeles, | 29 July - 4 August, 1991

  Singles Winner

  Pete Sampras

  Doubles Winners

  Javier Frana

  Jim Pugh

  Results

• San Marino

  San Marino, | 29 July - 4 August, 1991

  Singles Winner

  Guillermo Perez-Roldan

  Doubles Winners

  Jordi Arrese

  Carlos Costa

  Results

• 

  ATP Masters 1000 Cincinnati

  Cincinnati, | 5 - 11 August, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  Ken Flach

  Robert Seguso

  Results

• Prague

  Prague, | 5 - 11 August, 1991

  Singles Winner

  Karel Novacek

  Doubles Winners

  Vojtech Flegl

  Cyril Suk

  Results

• Indianapolis

  Indianapolis, | 12 - 18 August, 1991

  Singles Winner

  Pete Sampras

  Doubles Winners

  Ken Flach

  Robert Seguso

  Results

• New Haven

  New Haven, | 12 - 18 August, 1991

  Singles Winner

  Petr Korda

  Doubles Winners

  Petr Korda

  Wally Masur

  Results

• Long Island

  Long Island, | 19 - 25 August, 1991

  Singles Winner

  Ivan Lendl

  Doubles Winners

  Eric Jelen

  Carl-Uwe Steeb

  Results

• Schenectady

  Schenectady, | 19 - 25 August, 1991

  Singles Winner

  Michael Stich

  Doubles Winners

  Javier Sanchez

  Todd Woodbridge

  Results

• 

  US Open

  New York, | 26 August - 8 September, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• Bordeaux

  Bordeaux, | 9 - 15 September, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  Arnaud Boetsch

  Guy Forget

  Results

• Brasilia

  Brasilia, | 9 - 15 September, 1991

  Singles Winner

  Andres Gomez

  Doubles Winners

  Kent Kinnear

  Roger Smith

  Results

• Geneva

  Geneva, | 9 - 15 September, 1991

  Singles Winner

  Thomas Muster

  Doubles Winners

  Sergi Bruguera

  Marc Rosset

  Results

• Basel

  Basel, | 23 - 29 September, 1991

  Singles Winner

  Jakob Hlasek

  Doubles Winners

  Jakob Hlasek

  Patrick McEnroe

  Results

• Palermo

  Palermo, | 23 - 29 September, 1991

  Singles Winner

  Frederic Fontang

  Doubles Winners

  Jacco Eltingh

  Tom Kempers

  Results

• Brisbane

  Brisbane, | 23 - 29 September, 1991

  Singles Winner

  Gianluca Pozzi

  Doubles Winners

  Mark Woodforde

  Todd Woodbridge

  Results

• Sydney-2

  Sydney, | 30 September - 6 October, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  Jim Grabb

  Richey Reneberg

  Results

• Toulouse

  Toulouse, | 30 September - 6 October, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  Tom Nijssen

  Cyril Suk

  Results

• Athens

  Athens, | 30 September - 6 October, 1991

  Singles Winner

  Sergi Bruguera

  Doubles Winners

  Jacco Eltingh

  Mark Koevermans

  Results

• Tokyo-2

  Tokyo, | 7 - 13 October, 1991

  Singles Winner

  Stefan Edberg

  Doubles Winners

  Jim Grabb

  Richey Reneberg

  Results

• Berlin

  Berlin, | 7 - 13 October, 1991

  Singles Winner

  Petr Korda

  Doubles Winners

  Petr Korda

  Karel Novacek

  Results

• Tel Aviv

  Tel Aviv, | 7 - 13 October, 1991

  Singles Winner

  Leonardo Lavalle

  Doubles Winners

  David Rikl

  Michiel Schapers

  Results

• Lyon

  Lyon, | 14 - 20 October, 1991

  Singles Winner

  Pete Sampras

  Doubles Winners

  Tom Nijssen

  Cyril Suk

  Results

• Vienna

  Vienna, | 14 - 20 October, 1991

  Singles Winner

  Michael Stich

  Doubles Winners

  Anders Jarryd

  Gary Muller

  Results

• 

  ATP Masters 1000 Stockholm

  Stockholm, | 21 - 27 October, 1991

  Singles Winner

  Boris Becker

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• Guaruja-2

  Guaruja, | 21 - 27 October, 1991

  Singles Winner

  Javier Frana

  Doubles Winners

  Jacco Eltingh

  Paul Haarhuis

  Results

• 

  ATP Masters 1000 Paris

  Paris, | 28 October - 3 November, 1991

  Singles Winner

  Guy Forget

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• Buzios

  Buzios, | 28 October - 3 November, 1991

  Singles Winner

  Jordi Arrese

  Doubles Winners

  Sergio Casal

  Emilio Sanchez

  Results

• Birmingham

  Birmingham, | 4 - 10 November, 1991

  Singles Winner

  Michael Chang

  Doubles Winners

  Jacco Eltingh

  Paul Wekesa

  Results

• Moscow

  Moscow, | 4 - 10 November, 1991

  Singles Winner

  Andrei Cherkasov

  Doubles Winners

  Eric Jelen

  Carl-Uwe Steeb

  Results

• Sao Paulo

  Sao Paulo, | 4 - 10 November, 1991

  Singles Winner

  Christian Miniussi

  Doubles Winners

  Andres Gomez

  Jaime Oncins

  Results

• 

  ATP Tour World Championship

  , | 12 - 17 November, 1991

  Singles Winner

  Pete Sampras

  Results

• 

  ATP Tour World Doubles Championship

  Johannesburg, | 20 - 24 November, 1991

  Doubles Winners

  John Fitzgerald

  Anders Jarryd

  Results

• 

  Davis Cup

  , | 29 November - 1 December, 1991

  Team Winner

  France

• Grand Slam Cup

  Munich, Germany | 10 - 22 December, 1991

  Singles Winner

  David Wheaton

  Results