Willis F. Harrington (1882-1960) was vice president of the DuPont Company, as well as serving on the Board of Directors and the executive committee.

Harrington was born July 24, 1882 in Farmington, Delaware to Charles J. Harrington (1835-1900) and Mary Watson (1847-1927). He graduated from Delaware College (now the University of Delaware) in 1902 and the Massachusetts Institute of Technology three years later.

During the summer of 1904, Harrington worked as a chemist at the Eastern Laboratory. Upon completion of his college work, he rejoined DuPont as a chemist at the Barksdale, Wisconsin explosives plant. A year later, in 1906, he became assistant superintendent of the plant and in 1909 was made superintendent of the company's dynamite plant at Du Pont, Washington.

In 1915, Harrington assisted in the organization of smokeless powder manufacture at the Haskell and Carney's Point plants. He was made manager of the latter plant in 1917. In 1919, he was transferred to the miscellaneous manufacturing department and became its director. In 1921, he was appointed director of the dye-stuffs department, becoming assistant general manager in a new plan of organization the same year.

In 1924, he became general manager of teh department and it was while Harrington held this post that DuPont developed into one of the country's leading manufacturers of organic chemicals.

He was elected to the Board of Directors in 1927 and was designated a vice president and member of the executive committee in 1929. In 1948, he was named a member of the committee on audit and in 1952 was appointed to the bonus and salary committee.

Outside of his work for DuPont, Harrington was involved with a number of organizations including the Delaware Hospital, Westminster Presbyterian Church, the Chamber of Commerce of the United States, and the Wilmington Club.

Harrington married Elizabeth Townsend Flett on October 29, 1910. They had three sons: Charles, George, and Willis Jr. Harrington died September 8, 1960 in Wilmington, Delaware.