Serigne Osman Petter Sow (born 22 April 1990) is a Swedish professional footballer who plays as a forward for Scottish club Dundee. He is of Senegalese descent.
Born in Stockholm, Sweden, Sow started his youth career at FoC Farsta and Hammarby IF before returning to Farsta, where he started his professional career. In his first season back at FOC Farsta, Sow made twenty-two appearance and scored eight times.