Career Lorentzen represents Fana Illinois. Footballplayer Håkon Holmefjord Lorentzen is a younger brother of Håvard.
Achievements Lorentzen has a 9th place from the World Cup races in Heerenveen in December 2011 as his best international senior result, and was awarded the gold medal for the 1000m for the 2012 World Junior Championships after the original winner Pavel Kulizhnikov was disqualified for a doping offence.