High Quality Content by WIKIPEDIA articles! The racehorse Tom Rolfe (1962 - 1989) was one of the best American sons of the great racehorse and sire Ribot. His dam was Pocahontas, from whom he takes his name (the historical Pocahontas`s only child was named Thomas). His half-siblings include the talented racehorse and sire Chieftain (a son of Bold Ruler).