Derryn has been practicing as a Physical Therapist since May 2012. He is an Australian native, but moved to the United States in 2004, where he attended Old Dominion University. At ODU, he majored in Exercise Science and minored in Community Health. He then continued his educational career at ODU to earn his Doctorate of Physical Therapy. With a strong background in sports medicine, he has completed numerous internships within orthopaedic and sports settings.

Derryn also competed at an international level in tennis and national level in running during his high school career. In his spare time, Derryn enjoys working out, traveling and spending time with his wife and two daughters.