Original Adidas football shirt Chelsea 2016/17

The 2016–17 season was Chelsea's 103rd competitive season, 28th consecutive season in the top flight of English football, 25th consecutive season in the Premier League and 69th year in existence as a football club. In addition to the domestic league, Chelsea participated in the FA Cup and League Cup; however, they did not participate in any UEFA competition for the first time since the 1996–97 season. The season covered the period from 1 July 2016 to 30 June 2017.

Chelsea won their fifth Premier League title with a 1–0 win away to West Bromwich Albion on 12 May. Chelsea lost the FA Cup Final to Arsenal after a 2–1 loss on 27 May. This season was the last for John Terry, who announced he will leave when his contract ends at the end of the season after Chelsea's final game.

The season saw Chelsea equal the Premier League records for consecutive wins in a season (13), fewest draws in a season (3), fewest home draws in a season (0), and home and away wins against different sides (12). They also managed to break the record for number of wins in a season (30), as well as record the second-highest points tally in Premier League history (93).