[1] Born in Rio de Janeiro, Lucas Barros joined Botafogo's youth setup in 2008, aged nine.
[3] Promoted to the first team ahead of the 2019 season, Lucas Barros made his senior debut on 26 January of that year, coming on as a second-half substitute for Jonathan in a 2–1 Campeonato Carioca home loss against Flamengo.
[4] He extended his contract until 2022 in March,[5] and made his Série A debut on 12 June, replacing Erik late into a 1–0 home defeat to Grêmio.
[7] On 5 July 2023, Gil Vicente sent Barros on a season-long loan to Liga Portugal 2 club Tondela.
This biographical article related to a Brazilian association football defender born in the 1990s is a stub.