He is the grandson of Jan-Eric Rehn who was a guitarist in 1960s band The Panthers and the nephew of Chris Rehn of Swedish post-grunge/pop rock band Takida.
Han er barnebarn af Jan-Eric Rehn, som var en guitarist i 1960'ernes band The Panthers og nevø af Chris Rehn, som er medlem af det svenske post-grunge / poprock band Takida.