John Costello (English footballer)

John Castelli, known as Costello (15 May 1890 – 24 June 1915) was an English professional footballer who played in the Football League for Glossop as a right back.

Personal life
Costello worked as a warehouseman. On 30 September 1914, a month after the outbreak of the First World War, he enlisted in the Plymouth Battalion, 63rd (Royal Naval) Division of the Royal Marine Light Infantry. He held the rank of sergeant and was shot in the right ankle at Gallipoli on 12 June 1915. Evacuated to the hospital ship, Costello died of wounds on 24 June 1915. He is commemorated on the Plymouth Naval Memorial.