 Germany: Essen - Singles - Main |
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| 1/16-finals | Van De Zandschulp B. | Merckx J. | 2:0 (6:1, 6:2) | details | 31.07.2018 |
| Germany: Bad Schussenried - Singles - Main |
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| Semi-finals | Vilella M. M. | Merckx J. | 2:0 (6:4, 6:0) | details | 14.07.2018 |
| Quarter-finals | Merckx J. | Klegou A. | 2:0 (6:4, 6:0) | details | 13.07.2018 |
| 1/8-finals | Merckx J. | Paul J. | 2:0 (6:3, 7:65) | details | 12.07.2018 |
| 1/16-finals | Merckx J. | Gerch L. | 2:1 (6:4, 3:6, 6:3) | details | 11.07.2018 |
| Germany: Kenn - Singles - Main |
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| 1/16-finals | Merckx J. | Mijic I. | 0:2 (0:6, 3:6) | details | 28.08.2013 |
 United Kingdom: Shrewsbury - Main |
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| 1/16-finals | Coupland G. | Merckx J. | 2:0 (6:1, 6:1) | details | 06.03.2013 |
 Turkey: Antalya-Belconti 3 - Singles - Main |
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| 1/8-finals | Ilhan M. | Merckx J. | 2:0 (7:5, 6:4) | details | 14.02.2013 |
| 1/16-finals | Merckx J. | Kekez D. | 2:1 (2:6, 6:4, 6:1) | details | 13.02.2013 |
 France: Rodez - Singles - Main |
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| 1/16-finals | Merckx J. | Guez D. | 0:2 (4:6, 63:7) | details | 23.10.2012 |
 Belgium: Eupen - Singles - Main |
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| 1/8-finals | Merckx J. | Eysseric J. | 0:2 (3:6, 4:6) | details | 08.08.2012 |
| 1/16-finals | Merckx J. | Gille S. | 2:0 (6:3, 6:3) | details | 07.08.2012 |
 Netherlands: Middelburg - Singles - Main |
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| 1/8-finals | Desein N. | Merckx J. | 2:0 (6:4, 6:1) | details | 05.07.2012 |
| 1/16-finals | Davydenko P. | Merckx J. | 1:2 (4:6, 6:1, 3:6) | details | 04.07.2012 |
| Belgium: De Haan - Singles - Main |
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| 1/16-finals | De Loore J. | Merckx J. | 2:1 (4:6, 6:1, 6:4) | details | 26.06.2012 |
| Turkey: Antalya 5 - Singles - Qualification |
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| Quarter-finals | Jakupovic A. | Merckx J. | 2:0 (6:2, 6:3) | details | 04.02.2012 |
| Turkey: Antalya 4 - Singles - Main |
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| 1/16-finals | Setkic A. | Merckx J. | 2:0 (6:0, 6:2) | details | 01.02.2012 |
| Turkey: Antalya 4 - Singles - Qualification |
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| Final | Merckx J. | Gavrila L. | 2:0 (6:1, 6:3) | details | 30.01.2012 |
| Semi-finals | Borgo F. | Merckx J. | 1:2 (6:4, 4:6, 5:7) | details | 29.01.2012 |
| Quarter-finals | Dinc M. | Merckx J. | 0:2 (1:6, 1:6) | details | 28.01.2012 |
Canada: Granby - Doubles - Main