Caroline Rose Foster (6 April 1877 – 26 July 1979) was an American farmer and philanthropist who managed Fosterfields, a working farm in Morristown, New Jersey, United States. Foster was a member of over 30 civic and historical organizations including the Washington Association, Washington Valley Community, Madison Historical Society, Canal Society of N.J., Morris County Golf Club, Morristown Lawn Tennis Club, the Woman's Club of Morristown, and the Morris County Historical Society. She was skilled in fishing, writing, local politics, and carpentry.