Robert John Hadley (born 22 October 1951) is a former Welsh cricketer. Hadley was a right-handed batsman who bowled left-arm fast-medium. He was born at Neath, Glamorgan. While studying at St John's College, Cambridge, Hadley made his first-class debut for Cambridge University against Warwickshire at Fenner's in 1971. He made six further first-class appearances in that season for the university. In that same season he also made two first-class appearances for Glamorgan, against Leicestershire and Somerset in the County Championship. Against Leicestershire he took his maiden five wicket haul, with figures of 5/32 during Leicestershire's first-innings. These were to be his only first-class appearances for Glamorgan. He continued to play first-class cricket for Cambridge University in 1972 an