Thomas Evans McKay (October 29, 1875 – January 15, 1958) was a Utah politician and farmer and was a general authority of the Church of Jesus Christ of Latter-day Saints (LDS Church) from 1941 until his death. McKay was born in Huntsville, Utah Territory, the son of David McKay and Jennette Evans. McKay's older brother was David O. McKay, who would become the ninth president of the LDS Church. After returning to Utah, McKay taught at the Weber Academy and the Agricultural College of Utah. Later he became the superintendent of the Weber County schools.