John James Haselden (3 August 1943 – 30 March 2020)[2] was an English professional footballer, manager and physiotherapist.
Doncaster Rovers were Haselden's hometown club and he was to make 172 appearances in the next 6 years.
Haselden joined Huddersfield Town in 1976 as a physiotherapist/coach under Tom Johnston and was promoted to the manager's role in 1977 when the club's board voted him into the hot-seat.
In 1978 and when Johnston took Town to 91st in The Football League he retired and Mick Buxton was brought in as caretaker manager.
When Buxton was given the role full-time he made Haselden his assistant manager and in their full season at the helm Town won the Fourth Division title.