From Thurles, Co. Tipperary. Born 08.01.1963.
Died 21.07.1999, aged 36 years.
Sergeant Callanan was on duty in Tallaght Garda Station, Dublin on 21.7.1999, when a man entered, poured petrol out of a can and set it alight with a flare. While Sergeant Callanan was attempting to save the life of the attacker he became engulfed in flames and died later.