Davis Cup G1 R1: THA vs KOR 1979 ATP
Round robin
| Winner | Loser | Score | |
|---|---|---|---|
| Louk Sanders | d. | Michael Mortensen | 6-3 6-3 6-3 |
| Lars Elvstrom | d. | Rolf Thung | 6-1 6-4 6-1 |
| Rolf Thung | d. | Michael Mortensen | 7-5 3-6 7-5 9-7 |
| Louk Sanders | d. | Lars Elvstrom | 7-5 6-4 3-6 6-0 |
| Winner | Loser | Score | |
|---|---|---|---|
| Louk Sanders | d. | Michael Mortensen | 6-3 6-3 6-3 |
| Lars Elvstrom | d. | Rolf Thung | 6-1 6-4 6-1 |
| Rolf Thung | d. | Michael Mortensen | 7-5 3-6 7-5 9-7 |
| Louk Sanders | d. | Lars Elvstrom | 7-5 6-4 3-6 6-0 |