| 1. Ronde | 26.06.2021 | Bahia - BA [U20] | - | Fluminense RJ [U20] | 2:2 |  |
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| 2. Ronde | 30.06.2021 | Fluminense RJ [U20] | - | Atlético Goianiense [U20] | 3:0 | ||||
| 3. Ronde | 03.07.2021 | Fluminense RJ [U20] | - | Ceará - CE [U20] | 0:0 | ||||
| 4. Ronde | 10.07.2021 | Sport Recife - PE [U20] | - | Fluminense RJ [U20] | 1:0 | ||||
| 5. Ronde | 14.07.2021 | Fluminense RJ [U20] | - | Atlético Mineiro [U20] | 1:1 | |
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| 6. Ronde | 18.07.2021 | Internacional [U20] | - | Fluminense RJ [U20] | 1:0 | |
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| 8. Ronde | 27.07.2021 | Corinthians SP [U20] | - | Fluminense RJ [U20] | 1:1 | ||||
| 9. Ronde | 01.08.2021 | Vasco da Gama [U20] | - | Fluminense RJ [U20] | 1:2 | ||||
| 10. Ronde | 08.08.2021 | Fluminense RJ [U20] | - | Santos FC [U20] | 4:3 | ||||
| 11. Ronde | 14.08.2021 | Athletico Paranaense [U20] | - | Fluminense RJ [U20] | 3:1 |  |
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| 12. Ronde | 21.08.2021 | Fluminense RJ [U20] | - | Fortaleza - CE [U20] | 3:0 | ||||
| 16. Ronde | 19.09.2021 | Cruzeiro [U20] | - | Fluminense RJ [U20] | 2:1 | ||||
| 17. Ronde | 26.09.2021 | Fluminense RJ [U20] | - | América - MG [U20] | 1:0 |
Happy Birthday! 
Brazilië