| Competition: | Campeonato Carioca |
| Winners: | Botafogo |
| Relegated: | Olaria Quissamã |
| League Topscorer: | Hernane (12 goals) |
| Biggest Home Win: | Botafogo 3-0 Duque de Caxias (1st round) Nova Iguaçu 3-0 Duque de Caxias (3rd round) |
| Biggest Away Win: | Audax Rio 0-4 Botafogo (1st round) Friburguense 0-4 Flamengo |
| Highest Scoring: | Vasco da Gama 4-2 Macaé (2nd round)Resende 2-4 Vasco da Gama (3rd round) Vasco da Gama 2-4 Flamengo (4th round) Volta Redonda 2-4 Resende (4th round) |
| Matches: | 48 |
| Longest Wins: | 4+ games by Flamengo (round 3-) |
| Longest Unbeaten: | 3 Teams unbeaten |
| Prevseason: | 2012 |
| Nextseason: | 2014 |
The 2013 Campeonato Estadual da Serie A de Profissionais do Rio de Janeiro was the 112th season of the top tier football of FFERJ (Federação de Futebol do Estado do Rio de Janeiro, or Rio de Janeiro State Football Federation). The competition began on 19 January and ended on 19 May. Botafogo won.
The sixteen clubs were divided into two groups that played in two tournaments. In the first tournament, the Taça Guanabara, the teams played a match with each teams in the other group in a single round-robin format. The two best teams from each group advanced to the playoffs. In the second tournament, the Taça Rio, the teams from one group played within their group in a single round-robin tournament. The two best teams from each group advanced to the playoffs. The winner of both the Taça Guanabara and Taça Rio played for the state championship. If the same team won both tournaments, they were automatically declared the champion.
The best four teams not qualified to 2014 Copa Libertadores qualified for 2014 Copa do Brasil. The best team not playing in Campeonato Brasileiro Série A, B, or C qualified for 2013 Campeonato Brasileiro Série D
The 2013 Taça Guanabara began on January 19 and ended on March 10.
The 2013 Taça Rio began on March and ended in May.
The Torneio Super Clássicos concerned all regular games between the four "big" clubs: Botafogo, Flamengo, Fluminense and Vasco da Gama.