1st T20I, Colombo, September 10, 2021, 07:00 PM
163/5(20.0ov)
135/6(20.0ov)
South Africa beat Sri Lanka by 28 runs
Sri Lanka Playing XI
| Dinesh Chandimal † | Wicket Keeper |
| Bhanuka Rajapaksa | Batsman |
| Dhananjaya de Silva | All Rounder |
| Dushmantha Chameera | Bowler |
| Dasun Shanaka (c) | All Rounder |
| Akila Dananjaya | Bowler |
| Chamika Karunaratne | All Rounder |
| Wanindu Hasaranga | All Rounder |
| Avishka Fernando | Batsman |
| Charith Asalanka | Batsman |
| Maheesh Theekshana | Bowler |
South Africa Playing XI
| Reeza Hendricks | Batsman |
| David Miller | Batsman |
| Quinton de Kock † | Wicket Keeper |
| Dwaine Pretorius | All Rounder |
| Tabraiz Shamsi | Bowler |
| Keshav Maharaj (c) | Bowler |
| Heinrich Klaasen † | Wicket Keeper |
| Kagiso Rabada | Bowler |
| Anrich Nortje | Bowler |
| Aiden Markram | Batsman |
| Bjorn Fortuin | Bowler |