Date of birth
Kirby was a member of England's victorious Under-17 World Cup-winning squad in 2017, and the midfielder played in six of their seven games in India, scoring the crucial penalty in a shootout win against Japan in the last-16.
Kirby signed a professional deal with the Eagles in February 2017, having previously been on the books of Tottenham Hotspur before linking up with Palace at the start of 2016/17. He quickly earned himself a professional deal after impressing for the Development side.
He was named on the first-team bench against his former club Spurs in February 2018, and featured for Roy Hodgson's team in friendly action during the summer of 2018.
In January 2019 he joined League One side Blackpool on loan until the summer, scoring once for the Tangerines in 11 appearances.
Upon his return to Palace for the 19/20 season, Kirby has joined the first-team squad both in training and on the bench for competitive matches. He earned his professional debut for Palace in September 2020 against AFC Bournemouth in the League Cup.
Kirby began a half-season loan with Tranmere Rovers in January 2021.