Stadium: Ken Rosewall Arena Round: 26 Ground: Hardcourt outdoor
| ATP Stockholm MD | 2018/10/18 10:00 | Skupski K / Skupski N v Bambridge / O'Mara | 4-6,7-6,7-10 |
| ATP Stockholm MD | 2018/10/15 19:25 | Skupski K / Skupski N v Nielsen F / Salisbury J | 4-6,7-6,10-7 |
| Challenger Orleans MD | 2018/09/29 17:20 | Skupski K / Skupski N v Bambridge / O'Mara | 7-6,3-6,4-10 |
| Challenger Orleans MD | 2018/09/28 11:00 | Skupski K / Skupski N v Begemann A / Eysseric J | 6-4,6-7,11-9 |
| Challenger Orleans MD | 2018/09/25 16:35 | Skupski K / Skupski N v Bourcet T / Robert S | 6-4,6-3 |
| ATP Metz MD | 2018/09/23 11:30 | Mahut/Roger-Vasselin v Skupski K / Skupski N | 6-1,7-5 |
| ATP Metz MD | 2018/09/21 13:30 | Skupski K / Skupski N v Marach O / Melzer J | 4-6,6-3,10-5 |
| ATP Metz MD | 2018/09/19 12:40 | Albot R / Basilashvili N v Skupski K / Skupski N | 3-6,4-6 |
| ATP - Doha - Doubles Hommes | 2019/01/02 17:35 | Mektic N / Peya A v Goffin D / Herbert P-H | 2-6,6-3,3-10 |
| ATP - Doha - Doubles Hommes | 2018/12/31 13:50 | Mektic N / Peya A v Copil M / Tecau H | 6-4,7-6 |
| ATP World Tour Finals MD | 2018/11/13 12:00 | Klaasen R / Venus M v Mektic N / Peya A | 7-6,7-6 |
| ATP World Tour Finals MD | 2018/11/11 18:00 | Cabal / Farah v Mektic N / Peya A | 6-3,6-4 |
| ATP Cincinnati MD | 2018/08/16 23:00 | Marach O / Pavic M v Mektic N / Peya A | 6-7,2-6 |
| ATP Cincinnati MD | 2018/08/14 23:35 | Carreno-Busta P / Sousa J v Mektic N / Peya A | 3-6,7-5,9-11 |
| ATP Toronto MD | 2018/08/11 22:15 | Mektic N / Peya A v Kontinen H / Peers J | 6-7,6-4,10-12 |
| ATP Toronto MD | 2018/08/10 20:05 | Mektic N / Peya A v Anderson K / Djokovic N | 7-5,7-5 |