Terrence Mahon is an American distance running coach. Mahon coaches many notable long distance and middle distance runners, including Olympians Deena Kastor

Deena Kastor

Deena Michelle Kastor is an American long-distance runner. She holds American records in the marathon, half-marathon, and numerous road distances. She won the bronze medal in the women's marathon at the 2004 Olympics in Athens, Greece...

, Anna Pierce, and Jen Rhines. Mahon also coached Ryan Hall

Ryan Hall (runner)

Ryan Hall is an American long distance runner. He won the marathon at the 2008 United States Olympic Trials and placed tenth in the Olympic marathon in Beijing. He holds the U.S. record in the half marathon . With his half marathon record time, he became the first U.S...

 for five years.

Mahon attended Villanova University

Villanova University

Villanova University is a private university located in Radnor Township, a suburb northwest of Philadelphia, Pennsylvania, in the United States...

 as an undergraduate, where he was an All-American runner. Mahon ran a 2:13:02 in the Chicago Marathon

Chicago Marathon

The Bank of America Chicago Marathon is a major marathon held yearly in Chicago in Cook County, Illinois, United States. Alongside the Boston, New York, London and Berlin Marathons, it is one of the five World Marathon Majors. Thus, it is also an IAAF Gold Label race...

 in 1997, and won the U.S. 20 k Championships. He qualified for the Olympic Trials in both the marathon

Marathon

The marathon is a long-distance running event with an official distance of 42.195 kilometres , that is usually run as a road race...

 and 10,000 m, but was unable to qualify for the Olympics.

In 1998, Mahon married runner Jen Rhines, who also competed for Villanova. They moved to Mammoth Lakes, California

Mammoth Lakes, California

-History:The European history of Mammoth Lakes started in 1877, when four prospectors staked a claim on Mineral Hill, south of the current town, along Old Mammoth Road. In 1878, the Mammoth Mining Company was organized to mine Mineral Hill, which caused a gold rush. By the end of 1878, 1500 people...

to train, where Mahon later became a coach for Team Running USA.

American marathon record holder and 2004 Olympic Bronze medalist Deena Kastor says this about Mahon:

I owe the longevity of my career to him being so knowledgeable and for reinventing training and therapy to keep me healthy. One of Terrence's greatest strengths is his insatiability to learn, not just about coaching, but life. He is full of so much knowledge and keeps reading great books and visiting with other brilliant people to continue growing.