Stadium: Clay Court 3 Round: 26 Ground: Clay
| ITF M15 Antalya | 2019/12/10 11:00 | Igor Sijsling v Gorazd Srbljak | 6-4,6-4 |
| Challenger Helsinki | 2019/11/12 14:35 | Jaroslav Pospisil v Igor Sijsling | 7-5,6-2 |
| Challenger Jinan | 2019/09/02 07:40 | Igor Sijsling v Goncalo Oliveira | 3-6,2-6 |
| Challenger Portoroz | 2019/08/13 08:00 | Igor Sijsling v Carlos Gomez-Herrera | 2-6,3-6 |
| ITF M25 Chiswick | 2019/08/11 10:00 | Jack Draper v Igor Sijsling | 6-4,2-6,6-3 |
| ITF M25 Chiswick | 2019/08/10 12:30 | Anton Matusevich v Igor Sijsling | 6-4,1-6,4-6 |
| ITF M25 Chiswick | 2019/08/09 10:30 | Quentin Robert v Igor Sijsling | 6-2,3-6,1-6 |
| ITF M25 Chiswick | 2019/08/08 13:25 | Charles Broom v Igor Sijsling | 7-6,3-6,6-7 |
| ITF M15 Antalya | 2019/12/10 11:00 | Benjamin Dhoe v Patrik Rikl | 5-7,6-7 |
| ITF M25 Most | 2019/05/29 11:50 | Patrik Rikl v Alex Solanki | 6-1,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/26 08:30 | Patrik Rikl v Jiri Lehecka | 7-6,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/25 11:50 | Gijs Brouwer v Patrik Rikl | 3-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/24 08:00 | Evan Furness v Patrik Rikl | 6-7,2-6 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 11:30 | Patrik Rikl v Jacob Grills | 6-1,2-6,6-3 |
| ITF M25 Jablonec Nad Nisou | 2019/05/23 08:00 | Marek Gengel v Patrik Rikl | 5-7,1-6 |
| ITF M15 Prague | 2019/05/19 09:00 | Patrik Rikl v Vit Kopriva | 2-6,3-6 |