| Club: | Botafogo |
| Manager: | Luís Castro (until 30 June) Cláudio Caçapa (1–17 July) Bruno Lage (18 July to 4 October) Lúcio Flávio (5 October to 15 November) Tiago Nunes (from 15 November) |
| Stadium: | Estádio Nilton Santos |
| League: | Série A |
| League Result: | 5th |
| League2: | Campeonato Carioca |
| League2 Result: | 5th Taça Rio winners |
| Cup1: | Copa do Brasil |
| Cup1 Result: | Round of 16 |
| Cup2: | Copa Sudamericana |
| Cup2 Result: | Quarter-finals |
| League Topscorer: | Tiquinho Soares (17) |
| Season Topscorer: | Tiquinho Soares (29) |
| Largest Win: | Botafogo 7–1 Brasiliense FC |
| Largest Loss: | Vasco da Gama 2–0 Botafogo Internacional 3–1 Botafogo |
| Prevseason: | 2022 |
| Nextseason: | 2024 |
The 2023 season was Botafogo de Futebol e Regatas's 119th season in existence and the club's second consecutive season in the top flight of Brazilian football. In addition to the domestic league, Botafogo participated in this season's edition of the Campeonato Carioca, Copa do Brasil and Copa Sudamericana.
| Player | Transferred from | Fee | Date | Source | ||
|---|---|---|---|---|---|---|
 | Atlético Goianiense | Free | ||||
 | Independiente | Free | ||||
| Carlos Alberto | América Mineiro | Loan | [1] | |||
 Diego Costa | Free agent | Free | [2] |
On 4 January, the team canceled its scheduled pre-season tour in Florida, United States due to the regulations of the Rio de Janeiro State Federation (FERJ) regarding the necessity of the participation of key players in the Campeonato Carioca.[3] [4]
See main article: 2023 Campeonato Brasileiro Série A.
See main article: 2023 Campeonato Carioca.
See main article: 2023 Copa do Brasil.
See main article: 2023 Copa Sudamericana.