Joost de Blank (14 November 1908 – 1 January 1968)[1] was a Dutch-born British Anglican bishop.

He was ordained after a period of study at Ridley Hall, Cambridge in 1932[5] and began his career as a Curate in Bath.

[6] In 1952 he was appointed the Bishop of Stepney in the Diocese of London[7] and continued in this post until he was translated to Cape Town.

During this bishopric, de Blank, visited Ruth Ellis in prison just before she was hanged, for the murder of David Blakeley in 1955, when she told him, "It is quite clear to me that I was not the person who shot him.

He opposed clause 29 of Natives Law Amendment Bill, which gave the civil authorities powers to exclude non-whites from Anglican churches.