Peter Arnesson is a Swedish ski-orienteering competitor.
He won a bronze medal in the sprint distance at the 2004 World Ski Orienteering Championships in Ă…sarna/Ă–stersund in Sweden, and placed fourth with the Swedish relay team, and fifth in the middle distance.
He placed overall second in the World Cup in Ski Orienteering in the 2007/2008 season.