| Challenger Shenzhen | 04/24 06:20 | 25 | [184] Denis Yevseyev v Altug Celikbilek [401] | 3-6,6-1,6-4 | |
| Challenger Shenzhen | 04/23 03:55 | 19 | Linang Xiao v Altug Celikbilek | 7-6,5-7,4-6 | |
| Challenger Shenzhen | 04/22 07:10 | 14 | [401] Altug Celikbilek v Kamil Majchrzak [359] | 7-6,6-4 | |
| Challenger Gwangju | 04/15 04:00 | 19 | [441] Fajing Sun v Altug Celikbilek [409] | 4-6,7-5,6-4 | |
| Challenger Gwangju | 04/14 01:30 | 14 | [445] Jie Cui v Altug Celikbilek [409] | 6-7,2-6 | |
| Challenger Busan | 04/09 01:00 | 25 | [409] Altug Celikbilek v Alibek Kachmazov [259] | 4-6,6-4,3-6 | |
| Challenger Busan | 04/08 01:00 | 19 | [469] Sanhui Shin v Altug Celikbilek [407] | 4-6,2-6 | |
| Challenger Busan | 04/07 03:40 | 14 | Suk Ann v Altug Celikbilek | 1-6,1-6 | |
| Challenger Hamburg | 03/11 10:30 | 19 | [365] Altug Celikbilek v Kenny de Schepper [493] | 6-7,6-2,6-7 | |
| Challenger Hamburg | 03/10 14:05 | 14 | Altug Celikbilek v Max Wiskandt | 7-5,6-2 | |
| Challenger Lugano | 03/04 11:50 | 19 | [247] Ricardas Berankis v Altug Celikbilek [365] | 3-6,7-5,6-4 | |
| Challenger Lugano | 03/03 16:35 | 14 | [365] Altug Celikbilek v Jiri Vesely [283] | 4-6,6-3,6-3 | |
| ITF - Faro M25 | 03/01 12:40 | 27 | [365] Altug Celikbilek v Vilius Gaubas [358] | 6-3,5-7,3-6 | |
| ITF - Faro M25 | 02/29 12:20 | 26 | Altug Celikbilek v Alejandro T Alvarez | 6-0,6-2 | |
| ITF - Faro M25 | 02/27 14:05 | 25 | [365] Altug Celikbilek v Jacopo Berrettini [482] | 6-0,6-3 | |
| Challenger Pau | 02/20 10:00 | 25 | [176] Leandro Riedi v Altug Celikbilek [372] | 6-4,6-3 | |
| Challenger Pau | 02/19 10:00 | 19 | [474] Robin Bertrand v Altug Celikbilek [372] | 6-4,0-6,3-6 | |
| Challenger Pau | 02/18 10:15 | 14 | Maxence Rivet v Altug Celikbilek | 4-6,1-6 | |
| Challenger Glasgow | 02/14 12:00 | 25 | Altug Celikbilek v Nicola Kuhn | 3-6,3-6 | |
| Puchar Davisa | 02/03 02:20 | 4 | [266] Ajeet Rai v Altug Celikbilek [371] | 3-6,2-6 | |
| Challenger Ottignies | 01/23 11:20 | 19 | [309] Altug Celikbilek v Marius Copil [294] | 1-6,4-6 | |
| Challenger Ottignies | 01/22 14:30 | 14 | [232] Alejandro Moro Canas v Altug Celikbilek [309] | 5-7,7-5,6-7 | |
| Challenger Tenerife | 01/14 15:55 | 14 | [368] Vilius Gaubas v Altug Celikbilek [309] | 2-6,6-3,6-3 | |
| Challenger Oeiras | 01/08 13:00 | 19 | [309] Altug Celikbilek v Aidan Mchugh [348] | 1-6,6-3,4-6 | |
| Challenger Oeiras - Kwalifikacje | 01/07 14:35 | 14 | [305] Altug Celikbilek v Elmar Ejupovic [412] | 6-3,6-4 | |
| Challenger Yokkaichi | 11/27 02:20 | 25 | [152] Zizou Bergs v Altug Celikbilek [309] | 5-7,6-2,6-4 | |
| Challenger Yokohama | 11/20 05:20 | 25 | [298] Altug Celikbilek v Coleman Wong [296] | 6-2,3-6,2-6 | |
| ATP Sofia | 11/04 11:25 | 14 | [167] Vitaliy Sachko v Altug Celikbilek [291] | 2-6,7-6,6-1 | |
| Challenger Hamburg | 10/18 11:25 | 26 | [248] Illya Marchenko v Altug Celikbilek [295] | 6-4,3-6,7-6 | |
| Challenger Hamburg | 10/17 09:30 | 25 | [447] Mukund Sasikumar v Altug Celikbilek [295] | 5-7,6-7 |
Wikipedia - Altuğ Çelikbilek
Altuğ Çelikbilek (ur. 7 września 1996 w Antalyi) – turecki tenisista, reprezentant kraju w rozgrywkach Pucharu Davisa.