Emma Lou Warner Thayne (born 22 October 1924) is a Mormon poet and novelist, counted as one of the 75 most significant.
She graduated from the University of Utah in 1945. She would later return there to coach tennis and teach English. In the late 1960s she completed a masters degree also at the University of Utah. She was on the faculty over 30 years. In 1949 she married Mel Thayne. They became the parents of five daughters.
Although Thayne is primarily a poet, she has also written novels. He first novel was Never Past the Gate. She was also a contributor to such magazines as Network, a woman's magazine based in Salt Lake City, Exponent II and Utah Holiday,.