 William Lubbock died on 20 April 1754 and was buried on 23 April 1754 in the churchyard of his home town, North Walsham.Lubbock's elder son, John, was created a baronet, and his great-great-grandson, Sir John Lubbock, fourth baronet, was created the first Baron Avebury.His descendants include Sir John Lubbock, 1st Baronet, Sir John William Lubbock, 2nd Baronet, Sir John William Lubbock, 3rd Baronet, John Lubbock, 4th Baronet and 1st Baron Avebury, John Lubbock, 2nd Baron Avebury, John Lubbock, 3rd Baron Avebury, and Eric Lubbock, 4th and present Baron Avebury.