| 1992-01-31 | Davis Cup G1 QF: KEN vs ROU | Clay | RR | 612 |  Paul Wekesa | 573 |  Adrian Marcu | 6-3 7-6(4) 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 1992-01-31 | Davis Cup G1 QF: KEN vs ROU | Clay | RR | 573 | Adrian Marcu | 1099 | Eno Polo | 6-3 7-6(7) | H2H | 3 | - | - | - | - | - | - | - |
| 1991-05-03 | Davis Cup G1 PO: ROU vs IRL | Clay | RR | 494 | Adrian Marcu | 494 |  Eoin Collins | 6-4 6-2 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 1991-05-03 | Davis Cup G1 PO: ROU vs IRL | Clay | RR | 494 | Adrian Marcu | - | Stewart Doyle | 6-2 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1991-02-01 | Davis Cup G1 QF: POL vs ROU | Carpet | RR | - |  Darek Nowicki | 457 | Adrian Marcu | 6-7(1) 6-4 11-9 | H2H | 3 | - | - | - | - | - | - | - |
| 1991-02-01 | Davis Cup G1 QF: POL vs ROU | Carpet | RR | 282 | Wojtek Kowalski | 457 | Adrian Marcu | 3-6 6-3 6-7(1) 7-6(3) 7-5 | H2H | 5 | - | - | - | - | - | - | - |
| 1990-02-02 | Davis Cup G1 QF: IRL vs ROU | Carpet | RR | 906 |  Peter Wright | 347 | Adrian Marcu | 6-4 2-6 6-3 7-6(5) | H2H | 5 | - | - | - | - | - | - | - |
| 1990-02-02 | Davis Cup G1 QF: IRL vs ROU | Carpet | RR | 347 | Adrian Marcu | 1061 | Eoin Collins | 7-6(10) 6-7(5) 6-1 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1989-05-05 | Davis Cup G1 SF: SUI vs ROU | Clay | RR | 184 |  Claudio Mezzadri | 391 | Adrian Marcu | 4-6 6-1 6-4 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1989-05-05 | Davis Cup G1 SF: SUI vs ROU | Clay | RR | 8 | Jakob Hlasek | 391 | Adrian Marcu | 7-6(4) 4-6 6-4 6-4 | H2H | 5 | - | - | - | - | - | - | - |
