Budhia Singh is a former Indian long distance runner who became notable for his athletic feats as a child. He has been acclaimed as the world's youngest marathon runner. He ran from Puri to Bhubaneswar at the age of five covering 65 kilometres (40 mi) in seven hours and two minutes and was listed as the world's youngest marathon runner in the 2006 edition of the Limca Book of Records, an Indian record book.