Stadium: Indoor 1 Round: 25 Ground: Clay
| ITF M25 Prijedor | 2019/05/10 14:30 | Igor Sijsling v Nerman Fatic | 0-6,3-6 |
| ITF M25 Prijedor | 2019/05/10 09:40 | Igor Sijsling v Wilson Leite | 4-6,7-5,6-4 |
| ITF M25 Prijedor | 2019/05/08 08:40 | Igor Sijsling v Gorazd Srbljak | 6-4,6-3 |
| ITF M25 Sunderland | 2019/04/13 10:40 | Igor Sijsling v Andres Artunedo Martinavarr | 2-6,2-6 |
| ITF M25 Sunderland | 2019/04/12 11:30 | Igor Sijsling v Yannick Mertens | 6-2,6-4 |
| ITF M25 Sunderland | 2019/04/11 13:25 | Igor Sijsling v William Griffith | 6-4,6-2 |
| ITF M25 Sunderland | 2019/04/09 13:25 | Liam Broady v Igor Sijsling | 6-2,2-6,1-6 |
| ITF M25 Bolton | 2019/04/07 09:30 | Botic Van De Zandschulp v Igor Sijsling | 7-6,6-7,7-5 |
| ITF M25 Prijedor | 2019/05/10 09:40 | Botic Van De Zandschulp v Frane Nincevic | 6-1,6-0 |
| ITF M25 Prijedor | 2019/05/08 10:40 | Luka Puljic v Frane Nincevic | 6-7,1-6 |
| ITF M15 Opatija | 2019/03/27 08:30 | Martins Podzus v Frane Nincevic | 6-1,6-0 |
| ITF Serbia F1 Qual | 2018/08/06 09:30 | Frane Nincevic v Luka Miklavcic | 7-6,6-2 |
| ITF Serbia F1 Qual | 2018/08/05 10:30 | Frane Nincevic v Stefan Dragovic | 6-2,6-1 |
| ITF Bosnia and Herzegovina F2 | 2018/05/23 11:00 | Frane Nincevic v Tom Kocevar-Desman | 2-6,2-6 |
| ITF Hungary F1 Qual | 2018/05/06 10:00 | Frane Nincevic v Daniel Khin | 6-3,4-6,3-6 |
| ITF Croatia F3 | 2018/03/20 10:00 | Frane Nincevic v Nicola Ghedin | 6-2,5-7,6-7 |