Face à face
| UK Pro League | 2021/03/15 15:30 | Billy Harris v Cash, Julian | 7-6,7-6 |
| LTA British Tour | 2020/10/03 13:30 | Cash, Julian v Billy Harris | 6-7,3-6 |
| UK Tennis Series | 2020/08/16 07:00 | Cash, Julian v Billy Harris | 3-6,6-3,10-4 |
| UK Tennis Series | 2020/07/31 14:30 | Billy Harris v Cash, Julian | 7-5,6-2 |
| UK Tennis Series | 2020/07/23 09:00 | Billy Harris v Cash, Julian | 7-6,6-2 |
Home History
| UK Pro League | 2021/04/08 11:30 | Jack Draper v Billy Harris | 6-3,7-6 |
| UK Pro League | 2021/04/07 14:30 | Billy Harris v Findel-Hawkins, Jack | 7-6,7-5 |
| UK Pro League | 2021/04/06 09:00 | Billy Harris v Alexis Canter | 6-7,6-4,8-10 |
| UK Pro League | 2021/04/05 14:30 | Billy Harris v George Houghton | 6-2,5-7,10-8 |
| UK Pro League | 2021/03/21 17:30 | Billy Harris v Findel-Hawkins, Jack | 6-4,6-4 |
| UK Pro League | 2021/03/20 13:30 | Billy Harris v Weightman, Oscar | 6-2,6-4 |
| UK Pro League | 2021/03/19 17:00 | Billy Harris v George Houghton | 2-6,6-3,10-6 |
| UK Pro League | 2021/03/18 14:00 | Anton Matusevich v Billy Harris | 7-6,6-1 |
Away History
| UK Pro League | 2021/04/08 09:00 | Cash, Julian v Alexis Canter | 6-3,6-1 |
| UK Pro League | 2021/04/07 11:30 | Jack Draper v Cash, Julian | 6-2,6-4 |
| UK Pro League | 2021/04/06 11:35 | Cash, Julian v George Houghton | 6-4,6-4 |
| UK Pro League | 2021/04/05 14:30 | Cash, Julian v Findel-Hawkins, Jack | 7-6,7-5 |
| UK Pro League | 2021/03/21 12:00 | Cash, Julian v Gray, Jonathan | 6-1,6-2 |
| UK Pro League | 2021/03/20 16:30 | Cash, Julian v Harry Wendelken | 6-4,6-4 |
| UK Pro League | 2021/03/19 10:00 | Anton Matusevich v Cash, Julian | 7-6,6-3 |
| UK Pro League | 2021/03/18 10:00 | Daniel Cox v Cash, Julian | 2-6,7-6,10-8 |