Nate Ackerman will become the first wrestler to represent Britain since 1996 when he takes to the Athens mat.
However, he will have his work cut out if he is to make an impact and win a first British medal since 1952.
Olympic wrestling is largely dominated by the former Soviet countries, with the USA enjoying their fair share of success in the freestyle event.
The Brit, who lives in America, will compete in the competitive 74kg freestyle category.
Nate Ackerman: The American-born and US-based wrestler became a dual-citizen in 1998.
Ackerman was born in New York, and after finishing his education in London, returned to the States to study mathematics at Harvard University.
He is now studying for a PhD at Massachusets Institute of Technology.
But the 26-year-old will take time out from academic pursuits to be in Athens.
In 1999 he finished 16th at the World Championships. Three years later he became British National Champion and came 10th at the Commonwealth Games, his best international result.
More recently he finished 15th at the European Championships in April.