| Challenger Banja Luka | 09/09 11:10 | 46 | [116] Andrea Vavassori v Andreas Haider-Maurer [436] | 6-4,7-6 | |
| Challenger Banja Luka | 09/08 13:35 | 45 | Mikhail Balmashev v Andreas Haider-Maurer | 3-6,4-6 | |
| Challenger Genova | 09/03 08:00 | 46 | [436] Andreas Haider-Maurer v Alen Avidzba [499] | 6-4,4-6,2-6 | |
| Challenger Genova | 09/02 11:20 | 45 | [253] Arthur De Greef v Andreas Haider-Maurer [436] | Retired | |
| Challenger Como | 08/25 13:35 | 45 | [274] Daniel Masur v Andreas Haider-Maurer [439] | 3-6,6-2,6-3 | |
| Challenger Meerbusch | 08/14 13:45 | 25 | [394] Andreas Haider-Maurer v Jan Choinski [301] | 1-6,4-6 | |
| Challenger Pullach Qual | 08/05 11:50 | 46 | Andreas Haider-Maurer v George Von Massow | 5-7,6-7 | |
| Challenger Pullach Qual | 08/04 13:45 | 45 | [391] Andreas Haider-Maurer v Sebastian Fanselow [386] | 6-3,7-5 | |
| Challenger Liberec Qual | 07/28 14:00 | 45 | George Von Massow v Andreas Haider-Maurer | 3-6,6-3,6-2 | |
| Challenger Padova Qual | 07/21 11:30 | 46 | Andreas Haider-Maurer v Jonathan Kanar | 7-5,4-6,6-7 | |
| Challenger Marburg Qual | 07/01 09:00 | 46 | [414] Dragos Dima v Andreas Haider-Maurer [384] | 6-4,6-3 | |
| Challenger Marburg Qual | 06/30 10:35 | 45 | Gibril Diarra v Andreas Haider-Maurer | 3-6,5-7 | |
| Challenger Milan Qual | 06/25 08:00 | 54 | [393] Andreas Haider-Maurer v Jordi Samper-Montana [391] | Retired | |
| Challenger Milan Qual | 06/24 13:45 | 46 | [319] Pedro Cachin v Andreas Haider-Maurer [393] | 3-6,4-6 | |
| Challenger Milan Qual | 06/23 12:50 | 45 | Nicolas Almagro v Andreas Haider-Maurer | 4-6,4-6 | |
| Challenger Poprad Tatry | 06/20 12:00 | 26 | [393] Andreas H-Maurer v Mohamed Safwat [166] | 5-7,6-1,4-6 | |
| Challenger Poprad Tatry | 06/19 08:00 | 25 | [393] Andreas H-Maurer v Marek Jaloviec [321] | 6-3,6-4 | |
| Challenger Poprad Tatry Qual | 06/17 12:50 | 54 | Andreas H-Maurer v Patrik Rikl | 7-6,7-6 | |
| Challenger Poprad Tatry Qual | 06/16 14:55 | 46 | Andreas H-Maurer v Tomas Liska | 6-3,6-3 | |
| Challenger Poprad Tatry Qual | 06/16 10:05 | 45 | [392] Andreas H-Maurer v Robert Galloway [204] | 6-4,7-5 | |
| Challenger Prostejov Qual | 06/03 15:05 | 46 | Andreas Haider-Maurer v Tomas Liska | 3-6,5-7 | |
| Challenger Prostejov Qual | 06/03 09:40 | 45 | [320] Geoffrey Blancaneaux v Andreas Haider-Maurer [412] | 2-6,4-6 | |
| Franska öppna | 05/28 09:00 | 23 | [38] Karen Khachanov v Andreas Haider-Maurer [412] | 7-6,6-3,6-3 | |
| ATP Genève | 05/21 11:50 | 25 | [412] Andreas Haider-Maurer v Tennys Sandgren [55] | 6-1,1-6,0-6 | |
| Challenger Rom | 05/08 10:35 | 25 | [413] Kevin Krawietz v Andreas Haider-Maurer [425] | 6-1,6-3 | |
| Challenger Rom Kval | 05/07 08:00 | 54 | [425] Andreas Haider-Maurer v Patricio Heras [344] | 7-6,6-4 | |
| Challenger Rom Kval | 05/06 10:50 | 46 | [317] Kimmer Coppejans v Andreas Haider-Maurer [422] | 6-7,6-4,4-6 | |
| Challenger Rom Kval | 05/05 12:05 | 45 | Andrea Giallanza v Andreas Haider-Maurer | 1-6,1-6 | |
| ATP München | 05/01 12:10 | 25 | [54] Mischa Zverev v Andreas Haider-Maurer [422] | 6-4,6-3 | |
| ATP Barcelona | 04/24 09:00 | 24 | Andreas Haider-Maurer v Roberto Carballes Baena | 2-6,4-6 |