Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF Sri Lanka F2 | 2018/06/20 07:15 | Chayanon Kaewsuto v Thales Turini | 6-7,6-4,2-6 |
| ITF Sri Lanka F2 | 2018/06/19 10:55 | Chayanon Kaewsuto v Kunal Anand | 6-7,6-1,7-5 |
| ITF Sri Lanka F2 | 2018/06/18 10:30 | Chayanon Kaewsuto v Diego Matos | 6-4,7-6 |
| ITF Sri Lanka F2 | 2018/06/17 07:00 | Paramveer Singh Bajwa v Chayanon Kaewsuto | 3-6,3-6 |
| ITF Sri Lanka F1 | 2018/06/10 07:00 | Dineshkanthan Thangarajah v Chayanon Kaewsuto | 5-7,6-4,7-6 |
| ITF Sri Lanka F1 | 2018/06/09 07:30 | Paras Dahiya v Chayanon Kaewsuto | 3-6,6-7 |
| ITF Vietnam F1 | 2018/04/28 03:00 | Darren Polkinghorne v Chayanon Kaewsuto | 7-6,6-4 |
| ITF Thailand F10 Qual | 2017/11/26 08:00 | Kittiphong Wachiramanowong v Chayanon Kaewsuto | 6-4,6-2 |