Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Caloundra | 2022/07/17 23:00 | Thomas Nicholas Gadecki v Sam Ryan Ziegann | 3-6,2-6 |
| ITF M15 Papamoa | 2023/12/17 22:30 | Harry Pugh v Sam Ryan Ziegann | 2-6,6-7 |
| ITF M25 Gold Coast | 2023/11/28 00:00 | Mason Naumovski v Sam Ryan Ziegann | 6-3,4-6,11-9 |
| ITF M25 Gold Coast | 2023/11/27 01:30 | Sam Ryan Ziegann v Oren Vasser | 6-1,6-1 |
| ITF M25 Brisbane | 2023/11/19 02:30 | Sam Ryan Ziegann v Mason Naumovski | 1-6,2-6 |
| ITF M25 Cairns | 2023/10/11 00:00 | Omar Jasika v Sam Ryan Ziegann | 6-0,6-3 |
| ITF M25 Cairns | 2023/10/10 05:00 | Alexander Klintcharov v Sam Ryan Ziegann | 3-6,4-6 |
| ITF M25 Cairns | 2023/10/09 03:00 | Ethan Dunn v Sam Ryan Ziegann | 2-6,6-4,8-10 |
| ITF M25 Cairns | 2023/10/02 02:30 | Blake Bayldon v Sam Ryan Ziegann | 6-2,6-3 |
| ITF M15 Papamoa | 2023/12/17 22:30 | Timothy Gray v Thomas Nicholas Gadecki | 1-6,2-6 |
| ITF M15 Wellington | 2023/12/10 04:45 | Duncan McCall v Thomas Nicholas Gadecki | 7-6,6-4 |
| ITF M25 Gold Coast | 2023/11/28 00:00 | Jesse Delaney v Thomas Nicholas Gadecki | 6-4,6-3 |
| ITF M25 Gold Coast | 2023/11/27 23:30 | Thomas Nicholas Gadecki v Luka Vuglar | 7-5,6-2 |
| ITF M25 Gold Coast | 2023/11/26 01:30 | Thomas Nicholas Gadecki v Jeremy Taylor | 7-6,4-6,10-8 |
| ITF M25 Brisbane | 2023/11/21 02:45 | Mason Naumovski v Thomas Nicholas Gadecki | 6-1,6-2 |
| ITF M25 Brisbane | 2023/11/20 23:00 | Thomas Nicholas Gadecki v Omar Fields | 6-4,6-2 |
| ITF M25 Brisbane | 2023/11/19 02:30 | Thomas Nicholas Gadecki v Zachary Adam-Gedge | 6-3,6-7,10-8 |