Stadium: Centre Court Round: 27
| Challenger Budapest MD | 2018/02/06 16:00 | Balazs A / Borsos G v Clayton / O'Mara | 3-6,4-6 |
| Challenger Rennes MD | 2018/01/23 13:10 | Clayton / O'Mara v Brown D / Pel D | 4-6,7-6,8-10 |
| Challenger Bangalore MD | 2017/11/21 10:20 | Khabibulin T / Nedovyesov A v Clayton / O'Mara | 6-4,4-6,10-7 |
| Challenger - Pune - Doubles Hommes | 2017/11/17 11:35 | Brkic T / Pavic A v Clayton / O'Mara | 7-5,6-4 |
| Challenger - Pune - Doubles Hommes | 2017/11/15 10:30 | Clayton / O'Mara v Sabanov/Sabanov | 6-2,6-4 |
| Challenger - Pune - Doubles Hommes | 2017/11/14 12:25 | Clayton / O'Mara v Khabibulin T / Nedovyesov A | 6-3,4-6,10-8 |
| Challenger Ismaning MD | 2017/10/20 14:00 | Clayton / O'Mara v Draganja M / Draganja T | 4-6,6-4,12-14 |
| Challenger Ismaning MD | 2017/10/19 13:15 | Hurkacz H / Zarichanskiyy D v Clayton / O'Mara | 4-6,4-6 |