Stadium: Court J.Gª.Requena Round: 25 Ground: Clay
| ITF Spain F28 | 2018/09/18 08:00 | Marc Fornell-Mestres v Nicolas Alvarez Varona | 7-5,3-6,6-2 |
| ITF Portugal F16 | 2018/08/25 10:30 | Nicolas Alvarez Varona v Tiago Cacao | 2-6,7-6,3-6 |
| ITF Portugal F16 | 2018/08/24 09:00 | Antoine Cornut-Chauvinc v Nicolas Alvarez Varona | 7-5,4-6,3-6 |
| ITF Portugal F16 | 2018/08/22 09:00 | Nicolas Alvarez Varona v Robin Kern | 6-2,6-2 |
| ITF Portugal F16 | 2018/08/20 09:00 | Nicolas Alvarez Varona v Eduardo Ribeiro | 6-3,7-5 |
| ITF Portugal F16 | 2018/08/19 11:30 | Nicolas Alvarez Varona v Eduardo Morais | 6-1,6-1 |
| ITF Portugal F16 | 2018/08/18 08:30 | Nicolas Alvarez Varona v Illia Stoliar | 6-1,6-1 |
| Challenger Segovia Qual | 2018/07/30 10:30 | Yannick Jankovits v Nicolas Alvarez Varona | 7-6,6-1 |
| Challenger Canberra | 2019/01/06 23:00 | Sadio Doumbia v Colin Sinclair | 6-3,6-4 |
| Challenger Noumea | 2019/01/03 07:00 | Colin Sinclair v Mikael Ymer | 3-6,2-6 |
| Challenger Noumea | 2019/01/01 23:00 | Blaz Rola v Colin Sinclair | 5-7,4-6 |
| Challenger Noumea | 2018/12/31 01:15 | Maxime Chazal v Colin Sinclair | 4-6,4-6 |
| Australian Open WC | 2018/11/30 02:00 | Colin Sinclair v Ze Zhang | 1-6,1-6 |
| Australian Open WC | 2018/11/28 03:25 | Di Wu v Colin Sinclair | 2-6,3-6 |
| Challenger Kobe | 2018/11/14 02:00 | Aleksandar Vukic v Colin Sinclair | 6-1,6-1 |
| Challenger Kobe | 2018/11/12 02:00 | Blake Ellis v Colin Sinclair | 4-6,4-6 |