This Morning viewers shared their condolences as one tweeted: “I am so sorry for your loss. Your grandfather sounded like a very loving, wise man.”
“He sounded like a ray of sunshine in the dark, sorry for your loss but be very proud,” someone else shared.
While another wrote: “Robert Rinder is one of the good guys, got a lot of time for him. Sending my condolences for the loss of your grandfather xx.”
“Rob so sorry to hear the very sad news of the passing of your grandfather. Condolences from my family to yours,” another said.
This Morning airs weekdays on ITV at 10am.