John Robert Dillon
[Image:Healey-Bldg-Atlanta-01.jpg|thumb|200px|Healey Building]
John Robert Dillon was an architect active in Atlanta, Georgia. He became associated with the Bruce and Morgan firm in 1903, which became Morgan and Dillon in 1904. A graduate of Northwestern School of Architecture, he was named a Fellow in the American Institute of Architects in 1948.
His works include:
- Early County Courthouse
- Georgia Railway and Power Building
- Healey Building
- Masonic Temple (Atlanta)
- Municipal Auditorium (Atlanta, Georgia), now the GSU Alumni Hall
- All Saints' Episcopal Church (Atlanta)
- Oglethorpe University - some buildings
- University of Chicago - some buildings
- Grant Estate. Now Cherokee Town Club