| ITF Vietnam F3 | 05/13 05:00 | 54 | Polkinghorne, Darren v Crnokrak, Alexander | 6-3,5-7,2-6 | |
| ITF Vietnam F2 | 05/08 03:00 | 25 | Polkinghorne, Darren v Rio Noguchi | 1-6,2-6 | |
| ITF Vietnam F2 | 05/06 04:00 | 54 | Kushnirovich, Gary v Polkinghorne, Darren | 6-2,5-7,1-6 | |
| ITF Vietnam F2 | 05/05 03:00 | 54 | Sookton-Eng, Chanchai v Polkinghorne, Darren | 4-6,3-6 | |
| ITF Vietnam F1 | 05/01 03:00 | 25 | Polkinghorne, Darren v Nguyen, Phuong van | 3-6,3-6 | |
| ITF Vietnam F1 | 04/29 05:30 | 54 | Polkinghorne, Darren v Yuichiro Inui | 6-3,6-3 | |
| ITF Vietnam F1 | 04/28 03:00 | 54 | Polkinghorne, Darren v Kaewsuto, Chayanon | 7-6,6-4 | |
| ITF Australia F2 | 03/07 01:35 | 25 | Polkinghorne, Darren v Whittington, Andrew | 1-6,4-6 | |
| ITF Australia F2 Qual | 03/05 01:40 | 62 | Polkinghorne, Darren v Commings, Michael | 6-3,6-2 | |
| ITF Australia F2 Qual | 03/04 00:30 | 62 | Polkinghorne, Darren v Ibrahim, James | 6-0,6-2 | |
| ITF Australia F2 Qual | 03/02 23:00 | 62 | Polkinghorne, Darren v Fields, Omar | 6-2,7-6 | |
| ITF Australia F1 | 03/01 02:30 | 26 | Polkinghorne, Darren v Omar Jasika | 6-7,6-7 | |
| ITF Australia F1 | 02/26 23:00 | 25 | Polkinghorne, Darren v Romios, Matthew Christopher | 6-7,6-2,6-2 | |
| ITF Australia F7 | 10/12 00:00 | 26 | Polkinghorne, Darren v Kelly, Dayne | 4-6,4-6 | |
| ITF Australia F7 | 10/11 02:25 | 25 | Romios, Matthew Christopher v Polkinghorne, Darren | 1-6,0-6 | |
| ITF Australia F7 Qual | 10/09 04:15 | 62 | Polkinghorne, Darren v Kouznetsov, Daniel | 6-2,6-2 | |
| ITF Australia F6 | 10/05 00:00 | 26 | Polkinghorne, Darren v Jason Kubler | 4-6,2-6 | |
| ITF Australia F6 | 10/03 02:20 | 25 | Gao, Xin v Polkinghorne, Darren | 1-6,4-6 | |
| ITF Australia F6 | 10/01 03:00 | 62 | Polkinghorne, Darren v Swindells, Jack | 6-3,3-6,6-1 | |
| ITF Australia F6 | 09/30 04:30 | 62 | Polkinghorne, Darren v Dane Sweeny | 6-3,4-6,6-3 | |
| ITF Australia F5 | 09/27 00:00 | 25 | Polkinghorne, Darren v Kelly, Dayne | 2-6,4-6 | |
| ITF Australia F5 Qual | 09/25 02:25 | 62 | Polkinghorne, Darren v Vuradin, Lucas | 7-6,6-2 | |
| ITF Australia F5 Qual | 09/23 04:00 | 62 | Polkinghorne, Darren v Osborne, Zac | 6-1,7-6 | |
| ITF Australia F5 Qual | 09/23 01:30 | 62 | Polkinghorne, Darren v Kubo, Takahiro | 6-1,6-2 | |
| ITF Australia F4 | 09/20 02:30 | 26 | Polkinghorne, Darren v Harris, Andrew | 3-6,3-6 | |
| ITF Australia F4 | 09/19 04:00 | 25 | Swindells, Jack v Polkinghorne, Darren | 3-6,5-7 | |
| ITF Thailand F6 Qual | 08/14 02:30 | 44 | Polkinghorne, Darren v Look, Michael | 4-6,3-6 | |
| ITF Thailand F6 Qual | 08/13 07:25 | 44 | Polkinghorne, Darren v Kerdlaphee, Phongsapak | 6-1,6-4 | |
| ITF Thailand F5 | 08/08 05:50 | 25 | Schneider, Ronnie v Polkinghorne, Darren | 6-3,1-6,6-2 | |
| ITF Thailand F5 Qual | 08/07 02:30 | 44 | Beale, Jeremy v Polkinghorne, Darren | 4-6,2-6 |