Original Nike football jacket FC Barcelona 2017/18

The 2017–18 season was Futbol Club Barcelona's 118th in existence and the club's 87th consecutive season in the top flight of Spanish football. This was also the first year under head coach Ernesto Valverde.

The team produced a solid season, clinching the domestic double, going undefeated in the league up until match day 37, where Barça lost to Levante 4–5, and producing an emphatic 5–0 victory over Sevilla in the Copa final. However, in the Champions League, Barcelona crashed out in the quarter-finals for the third year in a row, losing to Roma 0–3 and being eliminated on away goals as a result (after a 4–1 home victory). The season was the first since 2012–13 season without Neymar, who departed to join Paris Saint-Germain.