2018 Campeonato Brasileiro Série B
The 2018 Campeonato Brasileiro Série B was a football competition held in Brazil, equivalent to the second division.
Twenty teams competed in the tournament, twelve returning from the 2017 season, four promoted from the 2017 Campeonato Brasileiro Série C. and four relegated from the 2017 Campeonato Brasileiro Série A.
The top four teams were promoted to the 2019 Campeonato Brasileiro Série A. Fortaleza became the first club to be promoted after a 1–2 win against Atlético Goianiense on 3 November 2018. Goiás was promoted on 17 November, and Avaí and CSA on 24 November.
Teams
| Pos. | Relegated from 2017 Série A |
| 17º | Coritiba |
| 18º | Avaí |
| 19º | Ponte Preta |
| 20º | Atlético Goianiense |
| Pos. | Promoted from 2017 Série C |
| 1º | CSA |
| 2º | Fortaleza |
| 3° | São Bento |
| 4º | Sampaio Corrêa |