Zdeněk "Frank" Souček (Brno, 9 September 1917 – Macquarie Island, 24 December 1967) was an Australian physician, polar and tropics explorer and traveler.
He emigrated to the West Germany in 1949 and one year later to Australia where he joined Australian National Antarctic Research Expeditions.
After his return to ANARE, he participated in 12 Antarctic expeditions serving mostly as a physician.
He studied influence of extreme conditions on human organism and bacteria in gastrointestinal tracts of polar birds and mammals.
[1] A cremation urn with his ashes is placed in Vodňany, Czech Republic.