Everard Ter Laak (Chinese: 兰克复; November 5, 1868 – May 5, 1931) was a Dutch Roman Catholic missionary and bishop who worked in China during the late Qing dynasty and early Republic of China.
[1] Ter Laak was born on November 5, 1868, in Didam, Montferland, Netherlands, the son of the Miller Jacobus Everardus Ter Laak (1824–1888) and his wife Maria Bernardina van der Grinten (1832–1886).
On June 21, 1906, Pope Pius X appointed him apostolic vicar of the Southern Kansu.
In 1924 he was appointed as the successor of Jeroom Van Aertselaer, which was renamed in the same year the Apostolic Vicariate of Xiwanzi.
In addition, from 1924 until his death, he was the apostolic administrator of the mission of sui iuris Urgi in Mongolia.