Emma Ray Riggs McKay (June 23, 1877 – November 14, 1970)[1] was a humanitarian, music patron, and the wife of David O. McKay, who served as president of the Church of Jesus Christ of Latter-day Saints (LDS Church) from 1951 to 1970, with whom she traveled the world engaged in charitable and religious work.

Both her parents, Emma Louise Robbins and Obadiah H. Riggs, taught at the university.

[2] While teaching at Madison Elementary School in Ogden, Utah, David O. McKay proposed marriage to her.

[2] They were married on January 2, 1901, in Salt Lake City and had seven children together, one of whom died in infancy.

She was set apart and served with her husband while he was president of the church's European Great Britain Mission from November 3, 1922, to December 20, 1924.