| South Africa |
| 32 |
| Argentina |
| 12 |
| 14 August 2021 | ||||||
| Nelson Mandela Bay Stadium, Port Elizabeth | ||||||
| The Rugby Championship Match | ||||||
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| Captain: Siya Kolisi | Referee: Andrew Brace (Ireland) | |||||
| Coach: Jacques Nienaber | Attendance: 0 | |||||
| Position | Player | Province | Age | Prev Tests | Scoring |
| Loose-head Prop | Ox Nche | Sharks | 26 | 3 | |
| Hooker | Joseph Dweba | Bordeaux | 25 | 0 | |
| Tight-head Prop | Wilco Louw | Harlequins | 27 | 13 | |
| Lock | Eben Etzebeth | Toulon | 29 | 89 | |
| Lock | Lood de Jager | Sale | 28 | 48 | |
| Flank (C) | Siya Kolisi | Sharks | 30 | 54 | |
| Flank | Kwagga Smith | Yamaha | 28 | 10 | |
| Eighthman | Jasper Wiese | Leicester | 25 | 3 | |
| Scrumhalf | Cobus Reinach | Montpellier | 31 | 16 | 1 try |
| Flyhalf | Elton Jantjies | Pau | 31 | 39 | 1 conversion, 5 penalties |
| Left Wing | Aphelele Fassi | Sharks | 23 | 1 | 1 try |
| Inside Centre | Francois Steyn | Cheetahs | 34 | 68 | |
| Outside Centre | Jesse Kriel | Canon | 27 | 47 | |
| Right Wing | S'bu Nkosi | Sharks | 25 | 11 | |
| Full Back | Damian Willemse | WP | 23 | 10 | |
| Reserve | Vincent Koch | Saracens | 31 | 23 | |
| Reserve | Malcolm Marx | Spears | 27 | 37 | |
| Reserve | Trevor Nyakane | Blue Bulls | 32 | 46 | |
| Reserve | Marco van Staden | Leicester | 25 | 5 | |
| Reserve | Dan du Preez | Sale | 26 | 4 | |
| Reserve | Marvin Orie | WP | 28 | 4 | |
| Reserve | Morné Steyn | Blue Bulls | 37 | 67 | |
| Reserve | Jaden Hendrikse | Sharks | 21 | 0 | 1 try |
| Argentina: 4 penalties |
 Team for the 1st test against Argentina: Back: Wilco Louw, Jasper Wiese, Malcolm Marx, Marvin Orie, Dan du Preez, Aphelele Fassi, Vincent Koch Middle: Cobus Reinach, Ox Nche, Joseph Dweba, S'bu Nkosi, Damian Willemse, Marco van Staden, Kwagga Smith, Herschel Jantjies Front: Trevor Nyakane, Morné Steyn, Eben Etzebeth, Siya Kolisi (captain), Jacques Nienaber (coach), Elton Jantjies (vice-captain), Francois Steyn, Lood de Jager, Jesse Kriel |