Clive William Hornby[1] (20 October 1944 – 3 July 2008) was an English actor, best known for his role as Jack Sugden in the ITV soap opera Emmerdale.

[2] He first appeared in the programme (then named Emmerdale Farm) in 1980, and remained in the role for 28 years.

Hornby appeared in various television productions including the Royal Air Force National Service sitcom Get Some In!, Space: 1999 and Minder alongside George Cole.

[3] Hornby was married to Helen Weir, who played his on-screen wife Pat Sugden.

A vision of Jack appeared at the graveside at the end of the episode, which closed with the original Emmerdale Farm theme tune.