David Jaffray

David Anthony Jaffray (born 1966) is a Canadian medical physicist. He is the inaugural chief technology and digital officer at the University of Texas MD Anderson Cancer Center. Jaffray is the inventor, together with John Wong and Jeffrey Siewerdsen, of on-line volumetric kv-imaging guidance system for radiation therapy.

Early life and education Jaffray was born in 1966 in Alberta, Canada. He was one of 10 children and grew up on a farm.