Frank Arthur McElwain (December 14, 1875 – September 19, 1957) was a Bishop of Minnesota in The Episcopal Church.

[1] McElwain was ordained deacon on June 11, 1902, and priest on February 6, 1903, by Bishop Edward Robert Atwill.

McElwain was elected Suffragan Bishop of Minnesota in 1912, and was consecrated in the Cathedral of Our Merciful Saviour on October 30, 1912.

McElwain also served as dean of Seabury-Western Theological Seminary and was the author of The Permanent Element in Old Testament Prophecy.

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