"Brian Duffy" is the name of:

* Brian Duffy (astronaut) (born 1953), American astronaut

* Brian Duffy (chef), celebrity chef featured in many episodes of Bar Rescue

* Brian Duffy (photographer) (1933–2010), English photographer

* Jet Black (born 1938), drummer for The Stranglers, real name Brian John Duffy

More Brian Duffy on Wikipedia.