Pétur Sigurðsson is the name of:
Pétur Sigurðsson (athlete) (1928–2002), Icelandic Olympic sprinter Pétur Sigurðsson (1911–1998), former director of the Icelandic Coast Guard Pétur Sigurðsson (1928–1996), Icelandic Independence Party Party Member of Alþingi Pétur Már Sigurðsson (born 1978), Icelandic basketball player and coach