Davis Cup WG R1: BEL vs SUI 1990 ATP
Round robin
| Winner | Loser | Score | |
|---|---|---|---|
| Thomas Muster | d. | Emilio Sanchez | 1-6 6-2 4-6 6-3 6-4 |
| Horst Skoff | d. | Sergi Bruguera | 6-4 7-5 6-0 |
| Thomas Muster | d. | Sergi Bruguera | 7-5 6-1 7-6(2) |
| Emilio Sanchez | d. | Horst Skoff | 6-3 6-3 |
| Winner | Loser | Score | |
|---|---|---|---|
| Thomas Muster | d. | Emilio Sanchez | 1-6 6-2 4-6 6-3 6-4 |
| Horst Skoff | d. | Sergi Bruguera | 6-4 7-5 6-0 |
| Thomas Muster | d. | Sergi Bruguera | 7-5 6-1 7-6(2) |
| Emilio Sanchez | d. | Horst Skoff | 6-3 6-3 |