Torgersen is a surname. Notable people with the surname include:
Ben Torgersen (born 1986), American actorBrad R. Torgersen (born 1974), American sci-fi writerEinar Torgersen (1886–1946), Norwegian sailor who competed in the 1920 Summer OlympicsFredrik Fasting Torgersen (born 1934), Norwegian convicted of murderHans Torgersen (born 1926), Norwegian politician for the Christian Democratic PartyJohn Torgersen (1878–1958), Norwegian businessperson and politicianJon Fredrik "Joffe" Torgersen, singer in Delaware (band), a Norwegian indie/alternative rock bandOtto Torgersen (1910–2000), Norwegian architect, born in TrondheimPaul Torgersen (born 1931), President of Virginia Polytechnic Institute and State UniversityRolf Normann Torgersen (1918–2010), Norwegian jurist and civil servantSjur Torgersen (1946–2005), Norwegian Ambassador and diplomatTore Torgersen (born 1968), ten-pin bowler