Stadium: Court 6 S Round: 54 Ground: Hardcourt outdoor
| ITF M15 Fayetteville | 2020/11/04 16:00 | Justin Butsch v Joshua Ortlip | 6-7,6-2,6-4 |
| UTR Pro Tennis Series California | 2020/10/01 20:15 | Joshua Ortlip v Jacob Brumm | 6-1,6-1 |
| UTR Pro Tennis Series California | 2020/09/30 19:00 | Joshua Ortlip v Gage Brymer | 5-7,7-5,6-10 |
| UTR Pro Tennis Series California | 2020/09/30 16:20 | Alec Adamson v Joshua Ortlip | 3-6,1-6 |
| UTR Pro Tennis Series California | 2020/09/29 20:15 | Joshua Ortlip v Brandon Holt | 2-6,3-6 |
| UTR Pro Tennis Series California | 2020/09/28 15:00 | Omni Kumar v Joshua Ortlip | 6-1,1-6,11-9 |
| UTR Pro Tennis Series California | 2020/09/25 17:50 | Felix Corwin v Joshua Ortlip | 6-3,5-7,7-10 |
| UTR Pro Tennis Series California | 2020/09/24 18:25 | Ivan Nedelko v Joshua Ortlip | 4-6,6-3,10-6 |
| ITF M15 East Lansing | 2019/11/20 22:10 | Michael Geerts v Christian Lakoseljac | 6-4,6-4 |
| ITF M15 East Lansing | 2019/11/19 15:00 | David Fox v Christian Lakoseljac | 6-7,3-6 |
| ITF M15 East Lansing | 2019/11/17 15:00 | Nils Ellefsen v Christian Lakoseljac | 6-7,4-6 |
| ITF M15 Norman | 2019/07/11 16:40 | Christian Lakoseljac v Andrew Fenty | 1-6,6-2,6-7 |
| ITF M15 Norman | 2019/07/09 15:00 | Alexander Brown v Christian Lakoseljac | 7-6,3-6,2-6 |
| ITF USA F23 Qual | 2018/08/11 15:00 | Alexander Lebedev v Christian Lakoseljac | 6-4,6-4 |
| ITF USA F16 | 2018/06/16 17:00 | Jordi Arconada v Christian Lakoseljac | 6-4,6-4 |
| ITF USA F14 | 2018/06/09 14:00 | Charles Broom v Christian Lakoseljac | 7-6,7-6 |