Sir David Petrie, KCB (1879 - 1961) was director general (DG) of MI5, the United Kingdom's internal security service, from 1941 to 1946.
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| Government offices | ||
|---|---|---|
| Preceded by Brigadier 'Jasper' Harker | Director general of MI5 1941 - 1946 | Succeeded by Sir Percy Sillitoe |
