| Wimbledon | 07/04 13:50 | 23 | [47] Martin Klizan v Novak Djokovic [4] | Retired | |
| ATP Antalya | 06/27 12:40 | 25 | [287] Marsel Ilhan v Martin Klizan [44] | Retired | |
| Challenger Poprad Tatry | 06/22 14:05 | 27 | Martin Klizan v Roberto C Baena | 2-6,3-6 | |
| Challenger Poprad Tatry | 06/21 13:00 | 26 | Martin Klizan v Nikola Cacic | 6-7,7-5,6-1 | |
| Challenger Poprad Tatry | 06/20 15:00 | 25 | Martin Klizan v Dominik Sproch | 6-1,6-2 | |
| Challenger Prostejov | 06/07 15:05 | 26 | [50] Martin Klizan v Markus Eriksson [476] | 4-6,1-6 | |
| Challenger Prostejov | 06/06 14:40 | 25 | Martin Klizan v Patrik Rikl | 7-5,6-2 | |
| French Open | 06/01 11:40 | 24 | [1] Andy Murray v Martin Klizan [50] | 6-7,6-2,6-2,7-6 | |
| French Open | 05/30 09:00 | 23 | [285] Laurent Lokoli v Martin Klizan [50] | 6-7,3-6,6-4,6-0,4-6 | |
| ATP Monachium | 05/05 16:20 | 27 | [78] Hyeon Chung v Martin Klizan [53] | 6-4,3-6,6-2 | |
| ATP Monachium | 05/04 15:45 | 26 | [53] Martin Klizan v Mischa Zverev [32] | 6-2,6-1 | |
| ATP Monachium | 05/02 12:55 | 25 | [53] Martin Klizan v Nicolas Kicker [93] | 4-6,6-4,6-3 | |
| ATP Budapest | 04/28 12:55 | 27 | [14] Lucas Pouille v Martin Klizan [59] | 6-4,6-3 | |
| ATP Budapest | 04/27 14:30 | 26 | [59] Martin Klizan v Bjorn Fratangelo [150] | 6-3,6-2 | |
| ATP Budapest | 04/24 12:10 | 25 | [132] Maximilian Marterer v Martin Klizan [59] | 2-6,3-6 | |
| ATP Monte Carlo | 04/17 10:40 | 24 | [61] Martin Klizan v Nicolas Almagro [57] | 6-4,3-6,1-6 | |
| ATP Monte Carlo Qual | 04/16 09:00 | 46 | [60] Martin Klizan v Sergiy Stakhovsky [109] | 6-4,6-1 | |
| ATP Monte Carlo Qual | 04/15 09:00 | 45 | [60] Martin Klizan v Evgeny Donskoy [99] | 4-6,7-6,6-2 | |
| ATP Marrakesz | 04/10 12:35 | 25 | [60] Martin Klizan v Laslo Djere [184] | 6-7,3-6 | |
| ATP Miami | 03/22 15:00 | 23 | [61] Martin Klizan v Benoit Paire [39] | 6-7,3-6 | |
| ATP Indian Wells | 03/12 00:55 | 24 | [30] Pablo Cuevas v Martin Klizan [66] | 7-6,7-6 | |
| ATP Indian Wells | 03/10 01:40 | 23 | [66] Martin Klizan v Thiago Monteiro [77] | 7-6,6-3 | |
| ATP Acapulco | 03/01 00:00 | 25 | [2] Novak Djokovic v Martin Klizan [62] | 6-3,7-6 | |
| ATP Rotterdam | 02/17 11:55 | 27 | [13] Tomas Berdych v Martin Klizan [73] | 6-3,6-3 | |
| ATP Rotterdam | 02/15 12:00 | 26 | [73] Martin Klizan v Philipp Kohlschreiber [33] | 6-7,6-4,6-1 | |
| ATP Rotterdam | 02/14 12:45 | 25 | [73] Martin Klizan v Fernando Verdasco [39] | 6-4,0-6,6-1 | |
| ATP Sofia | 02/10 17:35 | 27 | [87] Nikoloz Basilashvili v Martin Klizan [36] | 0-6,6-3,6-3 | |
| ATP Sofia | 02/09 10:00 | 26 | Daniel Brands v Martin Klizan | 6-7,2-6 | |
| ATP Sofia | 02/07 16:00 | 25 | [55] Andrey Kuznetsov v Martin Klizan [36] | 0-6,6-7 | |
| Puchar Davisa | 02/05 12:00 | 27 | Martin Klizan v Marton Fucsovics | 6-3,3-6,3-6,5-7 |