In 2001, he won the 400 metres at the Welsh Indoor Championships. He competed in the 2001 IAAF World Indoor Championships in the men's 4 x 400 metres relay, finishing second behind eventual champions Poland in the heats before finishing outside the medals in fourth in the final. He retained his AAA 400 metres hurdles title, running almost a second and a half quicker than he had the previous year. He also switched back to the 400 metres at the Welsh championships and won his second 400 metres title. He competed at the 2001 European Athletics U23 Championships in the 400 metres hurdles and the 4 x 400 metres relay, taking home two gold medals. In his hurdles heat he was the only athlete to go under 50 seconds, recording a time of 49.90 to win. In the final he set a season's best of 49.57 to win the gold medal. He raced in both the heats and the final, running anchor leg on both occasions to lead Great Britain to a closely fought victory over Germany.