Richard Benjamin Harrison

Richard Benjamin Harrison Jr. (March 4, 1941 -- June 25, 2018), also known by the nicknames The Old Man and The Appraiser, was an American businessman and reality television personality, best known as the co-owner of the World Famous Gold & Silver Pawn Shop, as featured on the History Channel series Pawn Stars. Harrison was the co-owner of the pawn shop with his son Rick Harrison. They opened the store together in 1989.

Question: did the grandfather of pawn stars pass away
Answer: yes