Denning
- Blaine Denning
- Chris Denning
- Dening (disambiguation)
- Denning (Martian crater)
- Denning (Munich)
- Denning (lunar crater)
- Denning Manufacturing
- Denning, Arkansas
- Denning, New York
- Dorothy E. Denning
- Dunning (disambiguation)
- James Denning
- Margaret B. Denning
- Norman Denning
- Peter J. Denning
- Reginald Denning
- Richard Denning
- Richard J Denning
- Robert Denning
- Scott Denning
- Sheila Mary Denning
- Tom Denning, Baron Denning
- Troy Denning
- William A. Denning
- William Frederick Denning