John Bigg (died 1748), of Grafham, Huntingdonshire (now in Cambridgeshire) was a British politician who sat in the House of Commons from 1715 to 1734.
Bigg was the only son of John Bigg, MP of Grafham and his wife Frances Pedley, daughter of Sir Nicholas Pedley, MP of Huntingdon and his first wife Lucy Bernard, daughter of Sir Robert Bernard, 1st Baronet, MP of Huntingdon.
[1] Bigg was returned unopposed as Member of Parliament for Huntingdonshire on the interest of the Duke of Manchester at the 1715 general election.
He voted against the Government on the army in 1732 and on the repeal of the Septennial Act in 1734.
[1] Bigg died unmarried on 24 March 1748, and left his estates to his sister Lucy for life and then to his friend Sir John Bernard, 4th Baronet.