Round: 24 Ground: Grass
| ATP Memphis | 2015/02/10 17:00 | Lukas Lacko v Ivo Karlovic | 6-7,3-6 |
| Challenger Brest | 2015/10/21 13:40 | Maxime Tabatruong v Lukas Lacko | 6-7,7-6,6-3 |
| Challenger Orleans | 2015/10/01 09:30 | Lukas Lacko v Franko Skugor | 3-6,6-1,6-7 |
| Challenger Orleans | 2015/09/30 11:05 | Lukas Lacko v Nils Langer | 6-2,6-1 |
| US Open | 2015/08/31 16:35 | Lukas Lacko v Marcel Granollers | 2-6,3-6,1-6 |
| ATP Washington | 2015/08/04 20:00 | Lukas Lacko v Steve Johnson | 5-7,3-6 |
| ATP Newport | 2015/07/15 17:30 | Lukas Lacko v Jack Sock | 6-3,6-7,4-6 |
| ATP Newport | 2015/07/14 15:00 | Niels Desein v Lukas Lacko | 3-6,6-3,2-6 |
| Wimbledon | 2015/06/29 14:25 | Lukas Lacko v Steve Johnson | 3-6,7-6,6-4,1-6,4-6 |
| Challenger Shanghai | 2015/10/14 12:00 | Rafael Nadal v Ivo Karlovic | 7-5,6-7,7-6 |
| Challenger Shanghai | 2015/10/12 05:30 | Ivo Karlovic v Jeremy Chardy | 6-4,7-6 |
| WTA Kuala Lumpur | 2015/10/02 06:15 | Nick Kyrgios v Ivo Karlovic | 7-6,7-6 |
| WTA Kuala Lumpur | 2015/09/30 10:15 | Nikoloz Basilashvili v Ivo Karlovic | 5-7,6-4,3-6 |
| US Open | 2015/09/03 18:15 | Jiri Vesely v Ivo Karlovic | 7-6,3-6,3-6,6-2,7-6 |
| US Open | 2015/09/01 15:00 | Federico Delbonis v Ivo Karlovic | 3-6,5-7,5-7 |
| ATP Cincinnati | 2015/08/20 15:00 | Ivo Karlovic v Stan Wawrinka | 7-6,6-7,6-7 |
| ATP Cincinnati | 2015/08/19 00:20 | Ivo Karlovic v Martin Klizan | 6-3,7-6 |