Sir William John Henry Browne ffolkes, 2nd Baronet, FRS (30 August 1786 – 24 March 1860) was an English Whig politician who sat in the House of Commons from 1830 to 1837. ffolkes was the son of Sir Martin ffolkes, 1st Baronet. He was educated at Harrow School and was admitted at Jesus College, Cambridge on 6 April 1805. He was awarded B.A. in 1810 and M.A. in 1813. He succeeded to the baronetcy on the death of his father on 11 December 1821.