David Johnson Foster (June 27, 1857 – March 21, 1912) was an American lawyer and politician.

He attended the public schools in Barnet and graduated from St. Johnsbury Academy in 1876 and Dartmouth College in Hanover, New Hampshire, in 1880.

Foster was the chairman of the United States delegation to the general assembly of the International Institute of Agriculture at Rome in May 1911.

[8] He served as chairman of the Committee on Expenditures in the Department of Commerce and Labor during the Fifty-ninth, Sixtieth and Sixty-first Congresses.

[9] This article incorporates public domain material from the Biographical Directory of the United States Congress