Tunisia: M15 Monastir 10 - Doubles - Main |
| 1/8-finals | Ferrarolli D./Grigelis L. | Beckley A./Montsi K. | 1:2 (2:6, 6:4, 11:13) | details | 15.03.2022 |
World: Davis Cup - World Group I - Doubles - Preliminary |
| | Abid M./Qureshi A. | Berankis R./Grigelis L. | CAN. | details | 05.03.2022 |
| | Khan A./Qureshi A. | Berankis R./Grigelis L. | 2:1 (4:6, 7:64, 7:5) | details | 05.03.2022 |
World: Davis Cup - World Group II - Doubles - Main |
| | Kalovelonis M./Tsitsipas Pe. | Berankis R./Grigelis L. | 0:2 (2:6, 5:7) | details | 19.09.2021 |
Tunisia: M15 Monastir 7 - Doubles - Main |
| Quarter-finals | Grigelis L./Mugevicius L. | Iamachkine P./Roveri Sidney G. | 0:2 (4:6, 4:6) | details | 22.10.2020 |
| 1/8-finals | Grigelis L./Mugevicius L. | Steiner M./Zahraj P. | 2:0 (6:3, 6:3) | details | 20.10.2020 |
Tunisia: M15 Monastir 6 - Doubles - Main |
| Final | Ivanov V./Kachmazov A. | Grigelis L./Mugevicius L. | 2:0 (6:4, 6:4) | details | 17.10.2020 |
| Semi-finals | Grigelis L./Mugevicius L. | Liaonenka A./Martinez M. | 2:1 (6:3, 4:6, 10:8) | details | 16.10.2020 |
| Quarter-finals | Orso A./Ovcharenko O. | Grigelis L./Mugevicius L. | 0:2 (4:6, 3:6) | details | 15.10.2020 |
Tunisia: M15 Monastir 4 - Doubles - Main |
| 1/8-finals | Grigelis L./Mugevicius L. | Damm M./Tirante T. A. | 1:2 (6:2, 4:6, 8:10) | details | 29.09.2020 |
Tunisia: M15 Monastir 13 - Doubles - Main |
| 1/8-finals | Erler A./Pichler D. | Grigelis L./Mugevicius L. | 2:0 (6:4, 6:2) | details | 22.09.2020 |
World: Davis Cup - World Group I - Doubles - Preliminary |
| | Grigelis L./Mugevicius L. | Sousa J./Sousa P. | 0:2 (3:6, 1:6) | details | 07.03.2020 |
Italy: M25 Trento - Doubles - Main |
| Quarter-finals | Erler A./Jorda Sanchis D. | Brancaccio R./Grigelis L. | 2:1 (4:6, 6:3, 10:5) | details | 27.02.2020 |