 Italy: Rome - Doubles - Main |
|---|
| 1/8-finals | Lavalle L./Lozano J. | Gilbert B./Sampras P. | 1:2 (5:7, 6:4, 3:6) | details | 15.05.1991 |
| 1/16-finals | Nijssen T./Suk C. | Lavalle L./Lozano J. | 1:2 (6:4, 3:6, 1:6) | details | 13.05.1991 |
 Germany: Hamburg - Doubles - Main |
|---|
| 1/16-finals | DeVries S./MacPherson D. | Lavalle L./Lozano J. | 2:0 (6:3, 6:2) | details | 06.05.1991 |
 Spain: Madrid 2 - Doubles - Main |
|---|
| Quarter-finals | Casal S./Sanchez E. | Lavalle L./Lozano J. | 2:0 (6:3, 6:1) | details | 01.05.1991 |
| 1/8-finals | Lavalle L./Lozano J. | Brown J./Davids H. J. | 2:0 (7:6, 6:3) | details | 29.04.1991 |
 Monaco: Monte Carlo - Doubles - Main |
|---|
| 1/8-finals | Flegl V./Prpic G. | Lavalle L./Lozano J. | 2:0 (7:6, 6:4) | details | 24.04.1991 |
| 1/16-finals | Stankovic B./Vogel R. | Lavalle L./Lozano J. | 1:2 (4:6, 6:3, 2:6) | details | 22.04.1991 |
 Netherlands: Rotterdam - Doubles - Main |
|---|
| 1/8-finals | Lavalle L./Lozano J. | Galbraith P./Jarryd A. | 0:2 (1:6, 5:7) | details | 25.02.1991 |
| Germany: Stuttgart 1 - Doubles - Main |
|---|
| Quarter-finals | Bates J./Brown N. | Lavalle L./Lozano J. | 2:0 (6:2, 7:5) | details | 19.02.1991 |
| 1/8-finals | Lavalle L./Lozano J. | Beckman C./Jensen L. | 2:1 (6:2, 3:6, 6:4) | details | 18.02.1991 |
 Belgium: Brussels - Doubles - Main |
|---|
| 1/8-finals | Lavalle L./Lozano J. | Galbraith P./Witsken T. | 0:2 (4:6, 6:7) | details | 11.02.1991 |
| Netherlands: Rotterdam - Doubles - Main |
|---|
| Final | Nargiso D./Pereira N. | Lavalle L./Lozano J. | 0:2 (3:6, 6:7) | details | 04.03.1990 |
| Semi-finals | Lavalle L./Lozano J. | Beckman C./Jensen L. | 2:0 (6:3, 6:3) | details | 03.03.1990 |
| Quarter-finals | Lavalle L./Lozano J. | Jelen E./Smid T. | 2:0 (6:4, 6:1) | details | 01.03.1990 |
| 1/8-finals | Lavalle L./Lozano J. | Nelson T./Novacek K. | 2:1 (6:4, 4:6, 6:4) | details | 26.02.1990 |
