Mortimer Daniel Costello (8 July 1936 â 8 August 2012) was an English footballer who played as a wing half.
Costello began his career at Leytonstone, before signing for Aldershot in 1956. Costello remained at Aldershot for a single season, signing for Southend United in 1957. At Southend, Costello played 266 times in all competitions, scoring 15 goals. In 1965, Costello signed for fellow Essex club Chelmsford City. During his time at Chelmsford, Costello made 287 appearances in all competitions, scoring 24 times, winning the 1967âÂÂ68 Southern League in the process. Following his time at Chelmsford, Costello played for Stevenage Athletic, where he scored three times in 11 appearances in all competitions.
A tailor by trade, Costello founded Costello Tailors in 1970.