Mary Emma Greene Van Schoonhoven (1843-1907) was a member of The Church of Jesus Christ of Latter-day Saints.

Mary Emma Van Schoonhoven was born on January 18, 1843, in Batavia, New York, to parents Mary Eliza Nelson and John Portineus Greene. She married Gilbert Van Schoonhaven on September 14, 1859, in Albany, New York. They had four children together, three of whom lived to maturity.

She died on March 9, 1907, in Salt Lake City, Utah.

Gilbert Henry Van Schoonhoven (1828-1903) was a Latter-day Saint stagecoach driver in Utah.

Gilbert Henry Van Schoonhoven was born on August 2, 1828, in Albany, New York, to Garrett VanSchoonhoven and Sarah Lester. On June 1, 1845, at the age of eighteen he joined The Church of Jesus Christ of Latter-day Saints, and moved to Nauvoo, Illinois. As the Church moved west in 1847, he joined the Brigham Young Pioneer Company, though he was sent back at the Green River for supplies. He returned to New York, where he married Mary Emma Greene around 1851; together they had four children. In 1856 he rejoined the Saints in Utah, traveling across the plains by handcart. Once in the territory, he helped with the construction of the Union Pacific Railroad and drove a stagecoach. Between 1866 and 1868 he served a mission for the Church to England.

Van Schoonhoven died on June 16, 1903, in Salt Lake City, Utah.