Robert Minturn Sedgwick (January 27, 1899 - January 5, 1976) was an investment specialist and former Massachusetts Democratic Party official.
Sedgwick was born on January 27, 1899 in New York City as the son of Henry Dwight Sedgwick and Sarah May Minturn. He graduated from the Groton School in 1917, and Harvard College in 1921, where he was a championship boxer and football player. He played right tackle on Harvard's 1920 football team, which played Oregon in the Rose Bowl. After teaching for a year at Groton School, Sedgwick worked for the Boston investment firm of Scudder, Stevens, and Clark. He served as an officer in the United States Army in World War I and as a lieutenant colonel with the Eighth Air Force in England during World War II.
Sedgwick was a vice chairman and treasurer of the Massachusetts Democratic State Committee and president of the Massachusetts Electoral College in 1940. A contributor to the Harvard Business Review and Financial Analyst Journal, he was a trustee of several institutions, including the Groton School, South End Settlement House, and the Boston Floating Hospital. He was also the board chairman of the Greater Boston Chapter of the United Negro College Fund, Garland Junior College, and the Austin Riggs Mental Center in Stockbridge, Massachusetts. He retired from his own firm of Sedgwick Financial Services in 1963.
On January 5, 1976, Sedgwick died of cancer at Massachusetts General Hospital.
Sedgwick married first to Helen Peabody in 1925, and the couple lived in Dedham, Massachusetts. She died in 1948.
- Henry Dwight Sedgwick II - m. (1) Helen Philips Burroughs (2) Patricia Ann Rosenwald
- May Minturn Sedgwick - m. (1) Frederick Osborne
- Frances Helen Sedgwick
Sedgwick married second to Emily Ames Lincoln.
- Robert Minturn Sedgwick, Jr. - m. Helen Torelli
- Emily Ames Sedgwick
- John Shaw Sedgwick