| David Harrington Bagley | |
| Birth Date: | 7 December 1920 |
| Birth Place: | The Hague, Netherlands |
| Death Place: | Vienna, Virginia, United States |
| Placeofburial: | Arlington National Cemetery |
| Allegiance: | United States |
| Branch: | United States Navy |
| Serviceyears: | 1943–1977 |
| Rank: | Admiral |
| Servicenumber: | 0-283295 |
| Commands: | United States Naval Forces Europe Chief of Naval Personnel Cruiser-Destroyer Flotilla 9 |
| Battles: | World War II Korean War Vietnam War |
| Awards: | Legion of Merit (4) |
| Relations: | Admiral David W. Bagley (father) Admiral Worth H. Bagley (brother) Worth Bagley (uncle) William Henry Bagley (grandfather) |
David Harrington Bagley (December 7, 1920 – April 7, 1992) was an admiral in the United States Navy. He was the son of four-star admiral David W. Bagley[1] and brother of Admiral Worth H. Bagley. From 1975 to 1977, Bagley was Commander in Chief of United States Naval Forces Europe.[2] He died of cancer in 1992 and was buried in Arlington National Cemetery.[3] [4]