| Challenger Lugano | 03/29 10:40 | 25 | [369] Dan Added v Daniel Masur [219] | 6-4,7-5 | |
| Challenger Biel | 03/23 13:10 | 25 | [274] Jelle Sels v Daniel Masur [219] | 6-3,4-6,6-3 | |
| Challenger Biel | 03/22 09:00 | 25 | Cem Ilkel v Daniel Masur | Cancelled | |
| ITF - Trimbach M25 | 03/19 11:00 | 28 | [176] Daniel Masur v Alastair Gray [356] | 6-3,6-7,4-6 | |
| ITF - Trimbach M25 | 03/18 10:00 | 27 | [176] Daniel Masur v Andrew Paulson [315] | 6-1,6-1 | |
| ITF - Trimbach M25 | 03/17 11:15 | 26 | [176] Daniel Masur v Harold Mayot [450] | 7-6,7-6 | |
| ITF - Trimbach M25 | 03/16 12:35 | 25 | Daniel Masur v Sandro Kopp | 6-3,6-2 | |
| ATP Indian Wells | 03/09 22:00 | 19 | [106] Taro Daniel v Daniel Masur [176] | 6-4,6-2 | |
| ATP Indian Wells | 03/08 23:40 | 14 | [176] Daniel Masur v Elias Ymer [131] | 6-4,7-5 | |
| Challenger Turyn | 03/04 11:10 | 27 | [120] Quentin Halys v Daniel Masur [187] | 7-5,6-1 | |
| Challenger Turyn | 03/02 17:25 | 26 | [231] Giulio Zeppieri v Daniel Masur [187] | 5-7,5-7 | |
| Challenger Turyn | 02/28 15:15 | 25 | Francesco Maestrelli v Daniel Masur | 2-6,4-6 | |
| ATP Doha | 02/12 11:20 | 14 | Elias Ymer v Daniel Masur | Cancelled | |
| ATP Rotterdam | 02/05 10:00 | 26 | [104] Egor Gerasimov v Daniel Masur [177] | 6-4,6-4 | |
| ATP Pune | 01/30 07:45 | 14 | [181] Daniel Masur v Kimmer Coppejans [206] | Cancelled | |
| Challenger Forli | 01/19 11:35 | 26 | [231] Pavel Kotov v Daniel Masur [181] | 6-2,6-0 | |
| Challenger Forli | 01/18 10:45 | 25 | [256] Andrea Arnaboldi v Daniel Masur [181] | 6-7,6-3,4-6 | |
| Australian Open | 01/11 02:45 | 14 | [204] Dimitar Kuzmanov v Daniel Masur [181] | 4-6,6-3,7-6 | |
| Challenger Bendigo | 01/04 03:05 | 25 | [211] Mathias Bourgue v Daniel Masur [183] | 6-3,6-3 | |
| Challenger Forli | 12/01 09:00 | 25 | [270] Pavel Kotov v Daniel Masur [183] | 7-5,6-4 | |
| Challenger Bari | 11/28 13:45 | 29 | [112] Oscar Otte v Daniel Masur [204] | 7-5,7-5 | |
| Challenger Bari | 11/28 09:00 | 28 | [204] Daniel Masur v Andrea Vavassori [281] | 7-5,3-6,7-6 | |
| Challenger Bari | 11/27 09:00 | 27 | [204] Daniel Masur v Luca Nardi [460] | 7-6,6-7,6-4 | |
| Challenger Bari | 11/25 11:25 | 26 | [204] Daniel Masur v Francesco Forti [327] | 6-7,7-6,6-3 | |
| Challenger Bari | 11/23 14:10 | 25 | Daniel Masur v Fabrizio Andaloro | 6-4,6-4 | |
| Challenger Ortisei | 11/10 10:00 | 25 | [281] Borna Gojo v Daniel Masur [204] | 6-4,7-6 | |
| Challenger Eckental | 11/07 11:00 | 29 | [241] Daniel Masur v Maxime Cressy [133] | 6-4,6-4 | |
| Challenger Eckental | 11/06 13:30 | 28 | [186] Marc-Andrea Huesler v Daniel Masur [241] | 2-6,3-6 | |
| Challenger Eckental | 11/05 12:00 | 27 | [241] Daniel Masur v Ramkumar Ramanathan [187] | 6-3,6-3 | |
| Challenger Eckental | 11/04 12:00 | 26 | [241] Daniel Masur v Mirza Basic [247] | 6-3,6-4 |
Wikipedia - Daniel Masur
Daniel Masur (ur. 6 listopada 1994 w Bückeburgu) – niemiecki tenisista, reprezentant kraju w Pucharze Davisa.