Jacob Rees-Mogg is a British Politician born in 1969, who was his grandfather? 
Thomas Richard Morris:  Morris' daughter Gillian Shakespeare married prominent journalist William Rees-Mogg in 1962, subsequently mothering future political figures Annunziata and Jacob. Jacob Rees-Mogg: Jacob William Rees-Mogg (born 24 May 1969) is a British Conservative politician, who was first elected as the Member of Parliament for North East Somerset at the 2010 general election.
i don't know