Mexico: Mexico City - Singles - Main
1/8-finals Novak J. Lavalle L. 2:0 (6:3, 7:61 ) details 28.10.1998
1/16-finals Lavalle L. Berasategui A. 2:0 (6:3, 7:63 ) details 26.10.1998
USA: Scottsdale - Singles - Main
1/16-finals Lavalle L. Medvedev A. 1:2 (63 :7, 6:3, 3:6) details 03.03.1997
USA: US Open - Singles - Qualification
Semi-finals Lavalle L. Oncins J. 1:2 (6:4, 6:7, 1:6) details 22.08.1996
Quarter-finals Van Scheppingen D. Lavalle L. 0:2 (4:6, 3:6) details 20.08.1996
Mexico: Mexico City - Singles - Main
1/8-finals Lavalle L. Gaudenzi A. 0:2 (3:6, 66 :7) details 06.03.1996
1/16-finals Campbell S. Lavalle L. 0:2 (3:6, 2:6) details 04.03.1996
Australia: Australian Open - Singles - Qualification
Quarter-finals Caratti C. Lavalle L. 2:0 (6:3, 6:3) details 15.01.1996
USA: US Open - Singles - Main
1/64-finals Palmer J. Lavalle L. 3:0 (6:4, 7:5, 6:3) details 28.08.1995
USA: US Open - Singles - Qualification
Final Lavalle L. Grant G. 2:0 (6:3, 7:5) details 25.08.1995
Semi-finals Norman D. Lavalle L. 1:2 (6:7, 6:4, 3:6) details 24.08.1995
Mexico: Mexico City - Singles - Main
1/8-finals Lavalle L. Muster T. 0:2 (4:6, 1:6) details 01.03.1995
USA: Schenectady - Singles - Main
1/16-finals Lavalle L. Enqvist T. 0:2 (5:7, 65 :7) details 22.08.1994
Mexico: Mexico City - Doubles - Main
Semi-finals Lavalle L./Sanchez M. Novak J./Rikl D. 1:2 (3:6, 6:3, 2:6) details 31.10.1998
Quarter-finals Lavalle L./Sanchez M. Kuerten G./Meligeni F. 2:1 (4:6, 6:3, 7:6) details 28.10.1998
1/8-finals Bertolini M./Bowen D. Lavalle L./Sanchez M. 0:2 (6:7, 3:6) details 26.10.1998
USA: Scottsdale - Doubles - Main
Quarter-finals Lavalle L./Ruah M. Lobo L./Sanchez J. 1:2 (6:4, 3:6, 4:6) details 06.03.1997
1/8-finals Pereira N./Spadea V. Lavalle L./Ruah M. 0:2 (4:6, 4:6) details 04.03.1997
USA: US Open - Doubles - Main
1/16-finals Lavalle L./Ruah M. Davids H. J./Schalken S. 1:2 (4:6, 7:6, 4:6) details 30.08.1996
1/32-finals Lavalle L./Ruah M. Kuhnen P./Muller G. 2:0 (6:4, 6:4) details 28.08.1996
USA: US Open - Doubles - Qualification
Final Lapentti N./Orsanic D. Lavalle L./Ruah M. 2:0 (6:3, 6:4) details 24.08.1996
Semi-finals Barthez L./Bruno N. Lavalle L./Ruah M. 0:2 (2:6, 2:6) details 22.08.1996
Mexico: Mexico City - Doubles - Main
1/8-finals Lobo L./Sanchez J. Frana J./Lavalle L. 2:0 (7:6, 7:6) details 04.03.1996
Australia: Australian Open - Doubles - Main
1/16-finals Lavalle L./Sanchez E. Knowles M./Nestor D. 0:2 (2:6, 4:6) details 20.01.1996
1/32-finals Lavalle L./Sanchez E. Conde J. A./Corretja A. 2:0 (6:3, 7:5) details 18.01.1996
USA: US Open - Doubles - Main
1/32-finals Korda P./Kulti N. Lavalle L./Nargiso D. 2:0 (6:3, 7:5) details 30.08.1995
United Kingdom: Wimbledon - Mixed Doubles - Main
1/16-finals Lavalle L./Monami D. Suk C./Fernandez G. 0:2 (1:6, 4:6) details 29.06.1995
1/32-finals Sapsford D./Siddall S. Lavalle L./Monami D. 1:1 RET. (6:2, 1:6, 1:1) details 26.06.1995
United Kingdom: Wimbledon - Doubles - Main
1/32-finals Lavalle L./Montana F. Knowles M./Nestor D. 0:3 (6:7, 4:6, 4:6) details 26.06.1995
USA: Coral Springs - Doubles - Main
Quarter-finals Lavalle L./Montana F. Casal S./Sanchez E. 1:2 (7:6, 4:6, 4:6) details 18.05.1995
1/8-finals Lavalle L./Montana F. MacPhie B./Waite J. 2:0 (6:4, 6:4) details 15.05.1995
Mexico: Mexico City - Doubles - Main
Final Goellner M./Nargiso D. Frana J./Lavalle L. 0:2 (5:7, 3:6) details 05.03.1995
Argentina: Buenos Aires - Doubles - Main
Semi-finals Casal S./Sanchez E. Frana J./Lavalle L. 2:0 (6:3, 6:2) details 11.11.1994
Quarter-finals Arrese J./Van Emburgh G. Frana J./Lavalle L. 0:2 (4:6, 4:6) details 09.11.1994
1/8-finals Conde J. A./Johnson D. Frana J./Lavalle L. 0:2 (4:6, 3:6) details 07.11.1994
Uruguay: Montevideo - Doubles - Main
Quarter-finals Garat J./Lobo L. Frana J./Lavalle L. 2:0 (6:3, 6:2) details 02.11.1994
1/8-finals Frana J./Lavalle L. Della O./Saliola M. 2:0 (6:4, 6:2) details 31.10.1994
Chile: Santiago - Doubles - Main
1/8-finals Frana J./Lavalle L. Lozano J./Ruah M. 0:2 (4:6, 4:6) details 24.10.1994
Malaysia: Kuala Lumpur 2 - Doubles - Main
1/8-finals Lavalle L./Ruah M. Nydahl T./Youl S. 1:2 (7:6, 6:7, 3:6) details 26.09.1994
France: French Open - Doubles - Main
1/32-finals Frana J./Lavalle L. Black B./Stark J. 0:2 (2:6, 6:7) details 24.05.1994