| ATP Halle - Qual. | 06/16 11:35 | 64 | [103] Ruben Bemelmans v Mikhail Youzhny [93] | 6-7,2-6 | |
| ATP Stoccarda - Qual. | 06/09 11:35 | 64 | [110] Ruben Bemelmans v Christian Harrison [207] | 5-7,6-7 | |
| Open di Francia | 05/31 09:00 | 24 | [110] Ruben Bemelmans v Jurgen Zopp [136] | 6-4,6-4,3-6,4-6,4-6 | |
| Open di Francia | 05/29 12:45 | 23 | [93] Yuki Bhambri v Ruben Bemelmans [110] | 4-6,4-6,1-6 | |
| Open di Francia - Qual. | 05/25 08:00 | 46 | [111] Ruben Bemelmans v Thomaz Bellucci [269] | 2-6,6-2,5-7 | |
| Open di Francia - Qual. | 05/23 14:00 | 45 | [111] Ruben Bemelmans v Nino Serdarusic [201] | 6-2,6-3 | |
| Open di Francia - Qual. | 05/21 09:35 | 44 | [111] Ruben Bemelmans v Ugo Humbert [293] | 6-4,6-7,6-3 | |
| ATP Roma - Qual. | 05/12 11:25 | 45 | Ruben Bemelmans v Guillermo Garcia Lopez | 3-6,1-6 | |
| Challenger Roma | 05/09 10:25 | 26 | [107] Ruben Bemelmans v Gianluigi Quinzi [259] | 6-4,1-6,2-6 | |
| Challenger Roma | 05/07 13:50 | 25 | [107] Ruben Bemelmans v Andrea Arnaboldi [257] | 6-4,6-2 | |
| Challenger Ostrava | 05/01 09:00 | 25 | [106] Ruben Bemelmans v Vincent Millot [252] | 1-6,1-6 | |
| Challenger Francavilla | 04/24 11:35 | 25 | [107] Ruben Bemelmans v Kimmer Coppejans [338] | 4-6,4-6 | |
| Coppa Davis | 04/08 19:00 | 27 | [54] Ryan Harrison v Ruben Bemelmans [110] | 6-3,6-4 | |
| Coppa Davis | 04/08 19:00 | 27 | John Isner v Ruben Bemelmans | Cancelled | |
| Coppa Davis | 04/07 00:30 | 27 | [14] Sam Querrey v Ruben Bemelmans [110] | 6-1,7-6,7-5 | |
| Challenger Le Gosier | 03/31 19:25 | 28 | [116] Ruben Bemelmans v Denis Kudla [144] | 2-6,6-7 | |
| Challenger Le Gosier | 03/30 23:00 | 27 | [150] Calvin Hemery v Ruben Bemelmans [116] | 2-6,4-6 | |
| Challenger Le Gosier | 03/29 18:00 | 26 | [498] Evan Song v Ruben Bemelmans [116] | 4-6,4-6 | |
| Challenger Le Gosier | 03/27 20:55 | 25 | [326] Yannick Mertens v Ruben Bemelmans [116] | 5-7,1-6 | |
| ATP Miami Qual. | 03/20 14:00 | 45 | [116] Ruben Bemelmans v Alex De Minaur [130] | 4-6,3-6 | |
| ATP Miami Qual. | 03/19 15:35 | 44 | [116] Ruben Bemelmans v Joao Souza [291] | 7-5,6-3 | |
| ATP Indian Wells | 03/11 21:20 | 24 | Ruben Bemelmans v Leonardo Mayer | 4-6,1-6 | |
| ATP Indian Wells - Qual. | 03/07 19:00 | 45 | Ruben Bemelmans v Tim Smyczek | 3-6,6-7 | |
| ATP Indian Wells - Qual. | 03/06 20:35 | 44 | Ruben Bemelmans v Tristan Boyer | 6-1,7-6 | |
| ATP Marsiglia | 02/20 13:20 | 25 | Ruben Bemelmans v Karen Khachanov | 3-6,6-7 | |
| ATP Marsiglia - Qual. | 02/19 11:00 | - | Ruben Bemelmans v Calvin Hemery | 6-4,6-4 | |
| ATP Marsiglia - Qual. | 02/18 09:00 | 26 | Ruben Bemelmans v Javier Marti | 6-1,6-1 | |
| ATP Rotterdam | 02/14 18:30 | 25 | Roger Federer v Ruben Bemelmans | 6-1,6-2 | |
| ATP Rotterdam - Qual. | 02/11 10:00 | - | Ruben Bemelmans v Tim Van Rijthoven | 6-4,6-3 | |
| ATP Rotterdam - Qual. | 02/10 10:00 | - | Denis Istomin v Ruben Bemelmans | 4-6,4-6 |