Ulf Kirsten
German footballer
Ulf Andersson
Swedish chess champion
Ulf Bo Samuelsson
Swedish,American ice hockey player
Ulf Timmermann
German Olympic shot putter
Ulf Reinhold Dahlén
Swedish ice hockey player
Ulf Svante von Euler
Swedish physiologist; winner of the Nobel Prize
Felix Avrid Ulf Kjellberg
AKA Pewdiepie, Swedish YouTuber