| Jimmy Stewart | |
| Office: | Acting United States Under Secretary of Defense for Personnel and Readiness |
| President: | Donald Trump |
| Term Start: | October 22, 2018 |
| Term End: | December 13, 2019 |
| Preceded: | Stephanie Barna (acting) |
| Succeeded: | Matthew Donovan (acting) |
| Office1: | Assistant Secretary of Defense for Manpower and Reserve Affairs |
| President1: | Donald Trump |
| Term Start1: | October 22, 2018 |
| Term End1: | December 13, 2019 |
| Preceded1: | Stephanie Barna (acting) |
| Succeeded1: | Virginia Penrod (acting) |
| Residence: | Charlotte, North Carolina |
| Alma Mater: | Auburn University Central Michigan University National War College |
| Allegiance: |  United States |
| Branch: | United States Air Force |
| Rank: | Major general |
| Serviceyears: | 1977–1992 (active) 1992–2014 (reserve) |
| Mawards: | Air Force Distinguished Service Medal Legion of Merit (2) Airman's Medal |
James N. Stewart is a retired American military officer and civil servant. Confirmed as Assistant Secretary of Defense for Manpower and Reserve Affairs in the administration of Donald Trump, he served throughout his tenure as acting Under Secretary of Defense for Personnel and Readiness, before resigning the following year.
Stewart was born the son of a retired Air Force lieutenant colonel and Vietnam War veteran, and, from a young age, he desired to follow in his father's footsteps.[1] [2]