World: World Tour Finals - Bangalore - Doubles - Main |
| Group B | O'Brien A./Palmer J. | Bhupathi M./Paes L. | 2:1 (2:6, 6:4, 7:65) | dettagli | 14.12.2000 |
| Group B | Haarhuis P./Stolle S. | O'Brien A./Palmer J. | 2:1 (5:7, 6:2, 6:4) | dettagli | 13.12.2000 |
| Group B | Johnson D./Norval P. | O'Brien A./Palmer J. | 2:0 (7:5, 7:6) | dettagli | 12.12.2000 |
France: Paris - Doubles - Main |
| Semi-finals | Kulti N./Mirnyi M. | O'Brien A./Palmer J. | 2:1 (5:7, 7:5, 6:4) | dettagli | 18.11.2000 |
| Quarter-finals | Hill M./Tarango J. | O'Brien A./Palmer J. | 1:2 (3:6, 6:4, 62:7) | dettagli | 17.11.2000 |
| 1/8-finals | Escude N./Llodra M. | O'Brien A./Palmer J. | 0:2 (3:6, 3:6) | dettagli | 15.11.2000 |
Russia: St. Petersburg - Doubles - Main |
| 1/8-finals | O'Brien A./Palmer J. | Hrbaty D./Levy H. | 0:2 (65:7, 63:7) | dettagli | 06.11.2000 |
Germany: Stuttgart 1 - Doubles - Main |
| 1/8-finals | O'Brien A./Palmer J. | Johnson D./Norval P. | 0:2 (4:6, 4:6) | dettagli | 01.11.2000 |
Switzerland: Basel - Doubles - Main |
| Quarter-finals | O'Brien A./Palmer J. | Federer R./Hrbaty D. | 0:2 (2:6, 3:6) | dettagli | 25.10.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Bhupathi M./Paes L. | 2:0 (7:65, 6:4) | dettagli | 23.10.2000 |
World: Olympic Games - Doubles - Main |
| 1/8-finals | Knowles M./Merklein M. | O'Brien A./Palmer J. | 2:0 (6:2, 6:4) | dettagli | 20.09.2000 |
USA: US Open - Doubles - Main |
| Semi-finals | Hewitt L./Mirnyi M. | O'Brien A./Palmer J. | 2:1 (6:4, 3:6, 7:68) | dettagli | 08.09.2000 |
| Quarter-finals | O'Brien A./Palmer J. | MacPherson D./Stafford G. | 2:0 (6:0, 6:4) | dettagli | 06.09.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Bergh F./Nyborg P. | 2:0 (6:4, 7:5) | dettagli | 04.09.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Balcells J./Carrasco J. I. | 2:0 (7:62, 7:68) | dettagli | 02.09.2000 |
| 1/32-finals | O'Brien A./Palmer J. | Gimelstob J./Knowles M. | 2:0 (6:3, 6:2) | dettagli | 30.08.2000 |
USA: Washington - Doubles - Main |
| Final | O'Brien A./Palmer J. | Agassi A./Sargsian S. | 2:0 (7:5, 6:1) | dettagli | 20.08.2000 |
| Semi-finals | O'Brien A./Palmer J. | Arthurs W./Zimonjic N. | 2:1 (1:6, 6:3, 6:4) | dettagli | 19.08.2000 |
| Quarter-finals | O'Brien A./Palmer J. | Ondruska M./Sprengelmeyer M. | 2:1 (64:7, 6:2, 6:1) | dettagli | 16.08.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Coetzee J./Haygarth B. | 2:0 (7:5, 6:3) | dettagli | 15.08.2000 |
USA: Cincinnati - Doubles - Main |
| 1/16-finals | Godwin N./Hill M. | O'Brien A./Palmer J. | 2:1 (66:7, 7:65, 6:2) | dettagli | 07.08.2000 |
Canada: Toronto - Doubles - Main |
| 1/8-finals | O'Brien A./Palmer J. | Martin T./Woodruff C. | 0:2 (3:6, 4:6) | dettagli | 02.08.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Federer R./Kratzmann A. | 2:0 (6:4, 7:61) | dettagli | 31.07.2000 |
United Kingdom: Wimbledon - Doubles - Main |
| Quarter-finals | O'Brien A./Palmer J. | Kulti N./Tillstrom M. | 1:3 (4:6, 6:3, 3:6, 3:6) | dettagli | 04.07.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Oncins J./Suk C. | 3:2 (4:6, 6:3, 7:5, 62:7, 7:5) | dettagli | 01.07.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Kilderry P./Martin A. | 3:1 (6:0, 6:4, 4:6, 6:4) | dettagli | 29.06.2000 |
| 1/32-finals | O'Brien A./Palmer J. | Cibulec T./Friedl L. | 3:0 (6:0, 6:2, 6:4) | dettagli | 27.06.2000 |
United Kingdom: London - Doubles - Main |
| 1/8-finals | O'Brien A./Palmer J. | Stark J./Taino E. | 1:2 (6:1, 3:6, 4:6) | dettagli | 14.06.2000 |
France: French Open - Doubles - Main |
| 1/32-finals | O'Brien A./Palmer J. | Carbonell T./Garcia M. | 0:2 (2:6, 4:6) | dettagli | 30.05.2000 |
Germany: Hamburg - Doubles - Main |
| 1/16-finals | O'Brien A./Palmer J. | Goellner M./Kohlmann M. | 1:2 (6:3, 3:6, 66:7) | dettagli | 15.05.2000 |
Italy: Rome - Doubles - Main |
| Quarter-finals | O'Brien A./Palmer J. | Damm M./Hrbaty D. | 0:2 (4:6, 2:6) | dettagli | 11.05.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Norval P./Orsanic D. | 2:0 (7:5, 6:2) | dettagli | 09.05.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Gambill J./Humphries S. | 2:1 (1:6, 7:63, 6:2) | dettagli | 08.05.2000 |
Spain: Barcelona - Doubles - Main |
| 1/8-finals | O'Brien A./Palmer J. | Oncins J./Orsanic D. | 1:2 (6:3, 3:6, 5:7) | dettagli | 25.04.2000 |
Monaco: Monte Carlo - Doubles - Main |
| Semi-finals | O'Brien A./Palmer J. | Ferreira W./Kafelnikov Y. | 0:2 (2:6, 3:6) | dettagli | 22.04.2000 |
| Quarter-finals | O'Brien A./Palmer J. | Kulti N./Tillstrom M. | 2:0 (7:5, 6:3) | dettagli | 21.04.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Arnold-Ker L./Garcia M. | 2:1 (6:1, 1:6, 7:65) | dettagli | 19.04.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Galbraith P./MacPhie B. | 2:1 (4:6, 7:64, 6:3) | dettagli | 17.04.2000 |
USA: Miami - Doubles - Main |
| Semi-finals | O'Brien A./Palmer J. | Damm M./Hrbaty D. | 1:2 (6:3, 3:6, 5:7) | dettagli | 31.03.2000 |
| Quarter-finals | O'Brien A./Palmer J. | Novak J./Rikl D. | 2:0 (6:3, 6:3) | dettagli | 29.03.2000 |
| 1/8-finals | O'Brien A./Palmer J. | Ivanisevic G./Vacek D. | 2:0 (6:3, 6:3) | dettagli | 26.03.2000 |
| 1/16-finals | O'Brien A./Palmer J. | Federer R./Vinciguerra A. | 2:0 (6:4, 6:2) | dettagli | 23.03.2000 |
USA: Indian Wells - Doubles - Main |
| Final | Haarhuis P./Stolle S. | O'Brien A./Palmer J. | 0:2 (4:6, 65:7) | dettagli | 19.03.2000 |
| Semi-finals | Ferreira W./Kafelnikov Y. | O'Brien A./Palmer J. | 0:2 (4:6, 4:6) | dettagli | 18.03.2000 |
| Quarter-finals | Adams D./De Jager J. | O'Brien A./Palmer J. | 0:2 (3:6, 0:6) | dettagli | 17.03.2000 |
| 1/8-finals | Damm M./Koenig R. | O'Brien A./Palmer J. | 1:2 (7:5, 64:7, 1:6) | dettagli | 16.03.2000 |
| 1/16-finals | Johnson D./Suk C. | O'Brien A./Palmer J. | 0:2 (4:6, 4:6) | dettagli | 14.03.2000 |
USA: Memphis - Doubles - Main |
| 1/8-finals | Albano P./Zimonjic N. | O'Brien A./Palmer J. | 2:1 (6:4, 4:6, 6:3) | dettagli | 16.02.2000 |
Australia: Australian Open - Doubles - Main |
| Semi-finals | Black W./Kratzmann A. | O'Brien A./Palmer J. | 2:0 (7:66, 6:3) | dettagli | 28.01.2000 |
| Quarter-finals | O'Brien A./Palmer J. | Novak J./Rikl D. | 2:0 (6:1, 6:3) | dettagli | 25.01.2000 |