Final answer:
Jane Addams was the cofounder of Hull House in Chicago, a hub for social reform that addressed issues facing immigrants and the poor. Her significant contributions to social welfare led to her receiving the Nobel Peace Prize in 1931.
Step-by-step explanation:
The cofounder of the famous Chicago settlement Hull House is Jane Addams. A pioneer in the social welfare field, Addams established Hull House in 1889 after being influenced by similar settlements she observed in London. The purpose of Hull House was to serve needy immigrants through a variety of social and educational programs, influencing areas of public policy including child labor, immigration, health care, and more. Jane Addams was also instrumental in creating the National Child Labor Committee and advocating for housing laws, worker's compensation laws, and supported women's suffrage. Her dedication and work led her to be honored with the Nobel Peace Prize in 1931.