| Brazil U20 League | 2021/09/04 18:00 | CA Itapemirim U20 v Rio Branco FC U20 | L | 4-0 |
| Brazil U20 League | 2021/09/05 18:00 | Rio Branco AC U20 v Vitoria ES U20 | L | 1-2 |
| Brazil U20 League | 2018/06/16 15:00 | Humaita U20 v Rio Branco AC U20 | W | 1-6 |
| Brazil U20 League | 2018/05/30 20:29 | Rio Branco AC U20 v Atletico Acreano U20 | L | 1-3 |
| Brazil U20 League | 2018/05/23 20:00 | AD Vasco Da Gama U20 v Rio Branco AC U20 | W | 1-2 |
| Brazil U20 League | 2018/05/16 20:30 | Sao Francisco U20 v Rio Branco AC U20 | L | 3-1 |
| Brazil Sao Paulo Youth Cup | 2018/01/06 18:00 | Rio Branco AC U20 v Ceara U20 | L | 0-6 |
| Brazil Sao Paulo Youth Cup | 2017/01/06 22:00 | Rio Branco AC U20 v Santos U20 | D | 1-1 |
| Brazil Sao Paulo Youth Cup | 2017/01/04 21:00 | GO Audax U20 v Rio Branco AC U20 | L | 2-1 |