Sir William Henry Lionel Cox (c. 1844 – November 1921) was a British lawyer and judge.
He served as Chief Justice of the Straits Settlements in the late 19th and early 20th centuries.
[3] In 1880, Cox was appointed Substitute Procureur and Advocate General of Mauritius, and in August of that year Puisne Judge of the Supreme Court.
In August 1886 he became Procureur and Advocate-General, which position he held until his elevation on 8 November 1893 to Chief Justice of the Straits Settlements He was knighted in 1896.
[4] In 1896, Cox denied an application for a writ of habeas corpus to free Jose Rizal who was being transported on a Spanish warship back to the Philippines when the ship stopped in Singapore.