| ATP Tokio | 10/14 04:40 | 14 | [298] Philip Sekulic v Cristian Garin [98] | 6-7,3-6 | |
| Challenger de Shenzhen | 10/11 02:00 | 25 | [146] Aleksandar Kovacevic v Philip Sekulic [298] | 6-1,6-4 | |
| Masters de Shanghái | 10/05 04:30 | 23 | [298] Philip Sekulic v Lorenzo Sonego [59] | 3-6,2-6 | |
| Masters de Shanghái | 10/03 10:05 | 15 | [311] Arthur Weber v Philip Sekulic [292] | 4-6,3-6 | |
| Masters de Shanghái | 10/02 10:45 | 14 | [292] Philip Sekulic v Kaichi Uchida [252] | 6-3,7-6 | |
| ATP Chengdú | 09/23 06:45 | 26 | [325] Philip Sekulic v Lorenzo Musetti [18] | 6-7,7-6,0-6 | |
| ATP Chengdú | 09/21 07:15 | 25 | [325] Philip Sekulic v Nuno Borges [88] | 7-5,5-7,6-3 | |
| ATP Chengdú | 09/20 04:35 | 19 | [234] Evgeny Donskoy v Philip Sekulic [325] | 2-6,6-4,2-6 | |
| ATP Chengdú | 09/19 07:25 | 14 | [378] Nick Chappell v Philip Sekulic [325] | 3-6,6-7 | |
| Challenger de Shanghái | 09/05 03:00 | 25 | [325] Philip Sekulic v Li Tu [256] | 1-6,0-6 | |
| Challenger de Zhangjiagang | 08/29 02:30 | 25 | [256] Li Tu v Philip Sekulic [325] | 6-3,6-4 | |
| Challenger de Zhuhai | 08/23 03:00 | 26 | Yi Zhou v Philip Sekulic | 3-6,7-6,7-6 | |
| Challenger de Zhuhai | 08/21 07:30 | 25 | Rigele Te v Philip Sekulic | 3-6,7-6,4-6 | |
| Challenger de Cary | 08/06 16:30 | 14 | Philip Sekulic v Stefan Dostanic | 5-7,6-4,1-6 | |
| Challenger de Lexington | 08/01 17:05 | 25 | [335] Philip Sekulic v Tristan Schoolkate [268] | 6-3,6-7,1-6 | |
| Challenger de Lexington | 07/31 14:00 | 19 | Philip Sekulic v Justin Roberts | 6-1,6-4 | |
| Challenger de Lexington | 07/30 17:30 | 14 | Philip Sekulic v Kousuke Ogura | Walkover | |
| Challenger de Salinas | 07/26 16:20 | 26 | [270] Beibit Zhukayev v Philip Sekulic [340] | 7-6,6-3 | |
| Challenger de Salinas | 07/25 19:15 | 25 | [340] Philip Sekulic v Alexandr Cozbinov [452] | 7-6,6-4 | |
| Challenger de Granby | 07/23 20:20 | 29 | [477] Philip Sekulic v Alexis Galarneau [220] | 4-6,6-3,3-6 | |
| Challenger de Granby | 07/22 19:00 | 28 | James Trotter v Philip Sekulic | 4-6,6-2,6-7 | |
| Challenger de Granby | 07/21 17:00 | 27 | Justin Boulais v Philip Sekulic | 3-6,2-6 | |
| Challenger de Granby | 07/20 19:35 | 26 | [477] Philip Sekulic v Denis Kudla [165] | 7-5,6-3 | |
| Challenger de Granby | 07/18 14:00 | 25 | [477] Philip Sekulic v Yasutaka Uchiyama [270] | 6-7,7-6,6-1 | |
| Challenger de Granby | 07/17 17:05 | 19 | [372] Colin Sinclair v Philip Sekulic [477] | 3-6,4-6 | |
| Challenger de Granby | 07/16 22:45 | 14 | [481] Alfredo Perez v Philip Sekulic [470] | 3-6,4-6 | |
| ITF M25 Laval | 07/14 16:45 | 27 | Liam Draxl v Philip Sekulic | 7-6,6-4 | |
| ITF M25 Laval | 07/13 17:35 | 26 | Junghee You v Philip Sekulic | 3-6,4-6 | |
| ITF M25 Laval | 07/12 16:50 | 25 | Kuang Qing Xu v Philip Sekulic | 3-6,3-6 | |
| ITF M15 Lakewood | 07/07 19:50 | 27 | Stefan Dostanic v Philip Sekulic | 7-6,1-6,6-4 |