Norton, Yorkshire born full back Jimmy Iremonger played junior football for Wilford in 1893 and Nottingham Jardines Athletic in 1894 before joining First Division Nottingham Forest early in 1896, for whom he made his Football League debut at Stoke in March 1896. He spent 9 seasons as a first team regular but lost his place in 1905, and spent another 4 seasons making occasional first team appearances, playing his last game in October 1909 before his retirement in 1910 after 2 goals, both penalties, in 302 appearances for Forest. He was picked twice for England, making his debut in March 1901 at The Crystal Palace in a 2-2 draw, and being capped a second time a year later against Ireland in Belfast. In addition he represented The Football League on 4 occasions. After retiring from playing, Iremonger joined Notts County as their trainer from 1919 to 1927.
In addition to his football career, Iremonger was a particularly notable cricketer, and played first class cricket for Nottinghamshire between 1899 and 1914. This first stage of Iremonger’s career reached its peak in 1904 when he made 1,983 runs with an average above 60, including his highest score of 272 against Kent. He was a Wisden Cricketer of the Year in 1903, and had a career batting average of 35.06 with a best bowling performance of 8-21. He toured Australia with the MCC in 1911-12 and was later a coach at Nottinghamshire between 1921 and 1938.
He was the eldest brother of Albert Iremonger most famously being a goalkeeper for Notts County (for many years) and Lincoln City, and Harry Iremonger was also a goalkeeper who like James played for Nottingham Forest.