Clayton Cooper is a minor character who appeared in the Only Fools and Horses sixth series episode "Danger UXD" and the first Rock & Chips episode.
1960
Clayton was a friend of Reg Trotter and the boyfriend of Reenie Turpin, and even went on the first Jolly Boys Outing.

Clayton Cooper in 1960
Reenie and clayton broke up in 1966 however after she caught him seeing another girl behind his back; this girl being Marlene.
1988
As Del and Rodney were trying to take two inflatable dolls away to Dirty Barry's, which had blown up due to being put near the hot air duct, Mr Cooper walked past and said hello to Del and Rodney then to the dolls, thinking they were real ladies, as they were dressed in Del's mum Joan Mavis Trotter's old clothing. Del did a womans voice and said "Good evening" back. Clayton fell for it and walked off into the night.
Memorable info
Born: Unknown
Full Name: Clayton Cooper
Appearances
Only Fools And Horses
Rock And Chips