Lot Smith (May 15, 1830 – June 20, 1892) was a Mormon pioneer, soldier, lawman and American frontiersman. He became known as "The Horseman" for his exceptional skills on horseback as well as for his help in rounding up wild mustangs on Utah's Antelope Island. He is most famous for his exploits during the 1857 Utah War. Smith practiced the Latter-day Saint doctrine of plural marriage, and had eight wives and 52 children.