Mary P. Elliott (maiden name: Bennett) was born around 1828 in Gilead, Maine, to Timothy Bennett and Betsy Mills. Her father was a farmer. By 1850, she was living in Groton, Vermont. She married Henry P. Elliott on May 2, 1852, and they had at least two children: Benjamin, born on December 15, 1854; and Charles, born on October 17, 1856. They lived in Lisbon, New Hampshire, and her husband worked as a painter. By 1860, they owned $200 of personal property.
Her husband served in the Union army, and he died of malaria on August 9, 1863. She married Sanford Daily on March 18, 1869, and they had at least one child, who was born around 1870. Daily worked as a butcher in Lisbon, and by 1870, they owned $600 of personal property. They moved to Bethlehem, New Hampshire, in the 1870s. The couple divorced on October 22, 1879, due to Daily’s “extreme cruelty and habitual drunkenness.” She married James K. Wells on March 6, 1884. She died in Haverhill, New Hampshire, on November 15, 1896.