Martha Reinhard Smallwood Field (May 24, 1854 – December 19, 1898), known as Mattie Field, was an American journalist. She usually wrote under the pen name Catherine Cole or Catharine Cole.[1] She was one of the earliest professional women newspaper reporters in New Orleans, Louisiana. A champion of women's education and social justice, she also founded the city's first circulating library and helped found a number of other civic institutions.