Head to Head
| World Rugby U20 Champs | 2023/07/04 17:00 | South Africa U20 v Argentina U20 | W | 24-16 |
| U20 Internationals | 2021/07/03 13:00 | South Africa U20 v Argentina U20 | W | 27-9 |
| U20 Internationals | 2021/06/23 13:00 | South Africa U20 v Argentina U20 | W | 33-26 |
| World Rugby U20 Champs | 2019/06/22 16:00 | Argentina U20 v South Africa U20 | W | 16-41 |
| World Rugby U20 Champs | 2017/06/08 11:30 | Argentina U20 v South Africa U20 | W | 14-72 |
| World Rugby U20 Champs | 2016/06/25 13:30 | Argentina U20 v South Africa U20 | L | 49-19 |
| World Rugby U20 Champs | 2016/06/11 17:00 | South Africa U20 v Argentina U20 | L | 13-19 |
Home History
| TRC U20 | 2024/05/07 09:00 | Australia U20 v South Africa U20 | L | 24-19 |
| TRC U20 | 2024/05/02 07:00 | New Zealand U20 v South Africa U20 | D | 13-13 |
| World Rugby U20 Champs | 2023/07/14 14:30 | South Africa U20 v England U20 | W | 22-15 |
| World Rugby U20 Champs | 2023/07/09 14:30 | Ireland U20 v South Africa U20 | L | 31-12 |
| World Rugby U20 Champs | 2023/07/04 17:00 | South Africa U20 v Argentina U20 | W | 24-16 |
| World Rugby U20 Champs | 2023/06/29 14:00 | South Africa U20 v Italy U20 | L | 26-34 |
| World Rugby U20 Champs | 2023/06/24 17:00 | South Africa U20 v Georgia U20 | W | 33-23 |
| Six Nations U20 Summer Series | 2022/07/12 19:00 | South Africa U20 v Wales U20 | W | 47-27 |
Away History
| TRC U20 | 2024/05/07 07:00 | New Zealand U20 v Argentina U20 | L | 43-20 |
| TRC U20 | 2024/05/02 09:00 | Australia U20 v Argentina U20 | W | 6-25 |
| Friendlies | 2024/03/22 23:00 | Argentina U20 v CASI | L | 21-42 |
| World Rugby U20 Champs | 2023/07/14 12:30 | Fiji U20 v Argentina U20 | W | 22-43 |
| World Rugby U20 Champs | 2023/07/09 11:30 | Argentina U20 v Japan U20 | W | 45-20 |
| World Rugby U20 Champs | 2023/07/04 17:00 | South Africa U20 v Argentina U20 | L | 24-16 |
| World Rugby U20 Champs | 2023/06/29 14:30 | Argentina U20 v Georgia U20 | L | 0-20 |
| World Rugby U20 Champs | 2023/06/24 09:00 | Argentina U20 v Italy U20 | W | 43-15 |