Fans of Last of the Summer Wine previously mourned the death of Jean Fergusson.
The actress, who played Robert’s on-screen love interest Marina, died at home in 2019 aged 74.
Fans took to Twitter to pay tribute to Robert, with Jacquel10479935 saying: “RIP Howard. So sad to hear the great Robert Fyfe has died.”
yarkshiregamer added: “Sad news Robert Fyfe the actor who played Howard in The Last of the Summer Wine has passed away aged 90. I love this program, its gentle humour is somehow calming, a reminder of days gone by. I hope I end my days sliding down a hill in t’dales in a bathtub with my mates.”