John Williams (English judge)

For other people with the same name, see John Williams (disambiguation).

Sir John Williams
Died	(1846-09-14)September 14, 1846
Nationality	English
Occupation	Judge
Known for	Trial of the Tolpuddle Martyrs Trial of the Flash Female Button Makers Union

Sir John Williams (died 14 September 1846) was an English judge, known for overseeing the 1830s trials of the Tolpuddle Martyrs and the Flash Female Button Makers Union.

He was made a King's Counsel in Easter Term 1827. On 28 February 1834 he was made a serjeant-at-law and raised to the bench as one of the puisne barons of the Court of Exchequer, succeeding Sir John Bayley; he was knighted on 16 April. On 29 April 1834 he transferred to the Court of King's Bench as puisne justice, exchanging places with Sir James Parke. He died on 14 September 1846 and was succeeded by Sir William Erle.