2012 Campeonato Carioca
| Champions | Fluminense |
|---|---|
| Relegated | Bonsucesso Americano |
| Matches played | 134 |
| Goals scored | 385 (2.87 per match) |
| Best Player | Deco |
| Top goalscorer | Somália Alecsandro (12) |
| Biggest home win | Botafogo 5–0 Olaria |
| Biggest away win | Volta Redonda 0–3 Fluminense Macaé 0–3 Botafogo Macaé 1–4 Vasco da Gama Resende 0–3 Bangu Duque de Caxias 1–4 Madureira |
| Highest scoring | Friburguense 5–2 Boavista (7 Goals) |
| Longest winning run | 8 games Vasco |
| Longest unbeaten run | 18 games Botafogo |
| Longest losing run | 7 games Bangu |
← 2011 2013 → | |
The 2012 Campeonato Estadual da Serie A de Profissionais do Rio de Janeiro was the 111th edition of football in Rio de Janeiro. It was organized by the Federação de Futebol do Estado do Rio de Janeiro (FERJ).
Fluminense won the title against Botafogo.