Young Scottish midfielder Billy Gilmour has completed a move to Brighton for a fee of £9m in September 2022. Gilmour, who made his Chelsea debut under Frank Lampard in 2019, expressed his gratitude to his former club by tweeting, “Once a blue, always a blue.” The Scotland international has already amassed 58 appearances for Brighton, showing his potential and talent on the pitch.

Another Chelsea academy product, Ruben Loftus-Cheek, made a move to Milan for £15m in June 2023 after spending 19 years at Stamford Bridge. Loftus-Cheek, who also had loan spells at Crystal Palace and Fulham, impressed in his first season at Milan with 10 goals in 40 appearances. The midfielder played a total of 155 games for Chelsea, scoring 13 goals during his time at the club.

In July 2023, Mason Mount sealed a £55m transfer to Manchester United after starting his career with Chelsea at the age of six. Mount, who made his first-team debut at 20, left Stamford Bridge with 27 Premier League goals and a Champions League winners medal. The midfielder, now 25, expressed his gratitude to Chelsea fans in an Instagram post, thanking them for their support over the past 18 years.

Callum Hudson-Odoi, who made his Chelsea debut in 2018 after joining the academy at the age of seven, completed a £5m move to Nottingham Forest in September 2023. The forward, who scored 16 goals in 126 appearances for Chelsea, described his decision to leave as “emotional.” He made an immediate impact at Forest, scoring eight goals in his first season, with three coming in the final three games.

Omari Hutchinson, who left Chelsea’s academy at the age of eight and had spells at Charlton and Arsenal before returning in 2022, made a £22m move to Ipswich in June 2024. Hutchinson featured regularly for Chelsea’s under-21s but only made two first-team appearances, both as a substitute against Manchester City in January 2023. After a successful loan spell at Ipswich, helping them win promotion, he signed a permanent deal with the club.

Ian Maatsen, who joined Chelsea’s academy from PSV in 2018, secured a £37.5m move to Aston Villa in June 2024. Maatsen, who had loan spells in League One and the Championship before a brief stint at Borussia Dortmund, impressed during his time at Chelsea with 201 minutes of Premier League football. His performances at Dortmund, where they reached the Champions League final, caught the eye of Aston Villa, who secured his services for the upcoming season.