Per Eilert Elofsson is a Swedish cross-country skier who competed from 1997 to 2004. He won a bronze medal in the 10 km + 10 km combined pursuit at the 2002 Winter Olympics in Salt Lake City.
Elofsson also won five medals at the FIS Nordic World Ski Championships with three golds, one silver, and one bronze.
He also won the 50 km event at the Holmenkollen ski festival in 2001. This success along with his two golds earned at the 2001 FIS Nordic World Ski Championships in Lahti would give Elofsson the Svenska Dagbladet Gold Medal. At the 2002 Swedish Sports Award, he was awarded the prize for Sportsman of the Year.
In 2005 he made an unexpected appearance on the album Grand Illusion by the Heavy metal band Nocturnal Rites, playing guitar on one song.
He retired 26 October 2005 by giving a press conference at Arlanda airport.