One gentleman said: "I would like to wear my Sunderland shirt at the funeral, to show how much Sir Bobby meant to the north-east, and cast aside all rivalry.
"Just as the Newcastle fans did when they turned up in black and white at Bob Stokoe's funeral.
"I'm sure all Sunderland fans would like to send condlences to Sir Bobby's family".
Sunderland issued a statement:
"Sir Bobby, one of the north east's favourite sons and a regular at Sunderland fixtures at the Stadium of Light, transcended the clubs he represented both on and off the field to become a respected figure across the entire world football community,
"The club would like to pass its sincere condolences to Lady Elsie and Sir Bobby's family at this very sad time."