Iwan Thomas, Welsh sprinter and coach

Iwan Gwyn Thomas is a Welsh sprinter who represented Great Britain and Northern Ireland at the Olympic Games in the 400 metres, and Wales at the Commonwealth Games. Thomas is a former European, Commonwealth Games and World 4 × 400 metres relay champion.

January 5 is the fifth day of the year in the Gregorian calendar; 360 days remain until the end of the year.