Stadium: Center Round: 26 Ground: Hardcourt outdoor
| Challenger Sarasota MD | 2018/04/19 14:00 | Nedunchezhiyan/Raja v Bambridge/O'Mara | 5-7,2-6 |
| Challenger Sarasota MD | 2018/04/17 18:10 | Nedunchezhiyan/Raja v Galloway/Krueger | 6-3,3-6,10-7 |
| Challenger St Brieuc MD | 2018/03/28 13:55 | Ratiwatana/Ratiwatana v Nedunchezhiyan/Raja | 7-6,3-6,10-8 |
| Challenger Lille MD | 2018/03/24 12:00 | Nedunchezhiyan/Raja v Nys/Puetz | 6-7,6-1,7-10 |
| Challenger Lille MD | 2018/03/23 10:00 | Bambridge/Salisbury v Nedunchezhiyan/Raja | 6-7,4-6 |
| Challenger Lille MD | 2018/03/21 11:00 | Nedunchezhiyan/Raja v Arends/Weissborn | 4-6,6-1,11-9 |
| Challenger Indian Wells MD | 2018/02/28 22:20 | Broady/Reid v Nedunchezhiyan/Raja | 6-3,6-4 |
| Challenger Indian Wells MD | 2018/02/26 19:25 | Fritz/Opelka v Nedunchezhiyan/Raja | 2-6,6-7 |
| Challenger Lexington MD | 2018/07/30 19:45 | Johnson/Johnson v Harris/Purcell | 4-6,6-3,6-10 |
| Challenger Binghamton MD | 2018/07/27 16:00 | Johnson/Johnson v Galloway/Maytin | 4-6,4-6 |
| Challenger Gatineau MD | 2018/07/18 19:00 | Mousley/Reid v Johnson/Johnson | 6-3,6-7,10-3 |
| Challenger Gatineau MD | 2018/07/16 20:00 | Johnson/Johnson v Escoffier/Humbert | 6-4,3-6,11-9 |
| Challenger Winnetka MD | 2018/07/12 22:00 | Krajicek/Nedunchezhiyan v Johnson/Johnson | 6-4,6-2 |
| Challenger Winnetka MD | 2018/07/11 00:00 | Redlicki/Redlicki v Johnson/Johnson | 6-7,6-7 |
| ITF USA F19 MD | 2018/07/06 23:00 | Johnson/Johnson v Cressy/Holt | 6-3,2-6,6-10 |
| ITF USA F19 MD | 2018/07/06 01:00 | Johnson/Johnson v Kessler/Kozlov | 6-3,7-6 |