Caroline Stillwell Walling
Although, Caroline was not listed in the company roster or in the 1860 Census with her family, it is believed that she most likely traveled with them to Utah. She was listed with her family in the 1856 Iowa State census, and in the 1870 Census. She was listed as "Catherine" in the 1870 Census.
Birth date reflects information from family tradition from Family Tree at FamilySearch.org, 1900 Census, findagrave.com, and Caroline's death record.