William Watson Andrews (1810–1897) was an American clergyman of the Catholic Apostolic Church.
He early accepted the tenet of the Catholic Apostolic Church, commonly spoken of as the "Irvingites," and in 1849, having given up his charge at Kent.
he assumed charge of the Catholic Apostolic congregation in Potsdam, N.Y, He subsequently made his home in Wethersfield, Conn., and traveled much in the Eastern and Middle States as an evangelist.
He contributed articles on the Catholic Apostolic church to the Bibliotheca Sacra and McClintock and Strong's Cyclopœdia, prepared for the Life of Porter a chapter on Dr. Porter as "A Student at Yale," and published many reviews, orations, sermons, and addresses, and The Miscellanies and Correspondence of Hon.
His son was the notable historian, Charles Mclean Andrews.