Kasey Ian McAteer (born 22 November 2001) is a professional footballer who plays as an attacking midfielder or right winger for Leicester City.

[2] He made his Premier League debut as an 88th minute substitute for James Maddison during a 4–0 win against Newcastle United on 12 December 2021.

[3] On 28 January 2022, McAteer joined League Two club Forest Green Rovers on loan until the end of the 2021–22 season.

[7] Following Leicester's relegation to the Championship for 2023–24 season, new manager Enzo Maresca handed McAteer his first start for the senior team in the opening game of the season on 6 August 2023, a 2–1 home win against Coventry City in the Championship.

[10] He was called up to the Ireland squad on 29 August for 2024 for their upcoming England and Greece games, after completing paperwork and receiving FIFA clearance.