Thomas is the first male athlete in 84 years to take a sprint medal at European level when he came third last night in the men's 400 metre hurdles.
His sister Jessie says it's a culmination of all his hard work in often gruelling conditions.
She told The Big Breakfast Blaa that his family and all his friends are over the moon for him:
https://soundcloud.com/wlrfmwaterford/jessie-barr-joins-ollie-and-mary-after-thomas-historic-bronze-medal-win-in-berlin