| Clawson Roop | |
| Office: | 3rd Director of the Bureau of the Budget |
| President: | Herbert Hoover |
| Term Start: | August 15, 1929 |
| Term End: | March 3, 1933 |
| Predecessor: | Herbert Lord |
| Successor: | Lewis Douglas |
| Birth Name: | James Clawson Roop |
| Birth Date: | 3 October 1888 |
| Birth Place: | Upland, Pennsylvania, U.S. |
| Death Place: | Fairfield, Connecticut, U.S. |
| Party: | Republican |
| Allegiance: |  United States |
| Rank: | Brigadier General |
| Battles: | World War II |
James Clawson Roop (October 3, 1888 – January 23, 1972) was director of the United States Bureau of the Budget (now the Office of Management and Budget) from August 15, 1929, to March 3, 1933, during the administration of President Herbert Hoover.
Born in Upland, Pennsylvania. Roop attended the University of Pennsylvania. He was an engineer officer in World War I and rose to the rank of lieutenant colonel. During World War II, he served as Brigadier General. President Herbert Hoover, on the resignation of Herbert Lord, appointed Roop as U.S. Director of Bureau of the Budget, a post he held from August 15, 1929, until March 4, 1933.
He died on January 23, 1972, in Fairfield, Connecticut, at the age of 83.[1]