William Head Institution is a Canadian minimum-security federal correctional institution for men located in Metchosin, British Columbia, about 25 kilometres (16 mi) southwest of Victoria on the southernmost tip of Vancouver Island.

The institution is based on a residential design, composed of five neighborhoods of clustered duplexes; each neighborhood of four duplexes is designed to function as a community.

William Head provides variety of Educations, Correctional Programs and Vocational Trainings.

Statistics as of March 2024: Before becoming a jail, the site was used as an immigration control quarantine station from 1883 to 1958 to handle arrivals on the west coast[3] and from 1917 to about 1918 as a training (drill) depot for the Chinese Labour Corps (CLC) during World War I.

It is also final resting place for 21 members of the CLC, who died en route to or from the war in Europe.