Margret Wittmer (12 July 1904–21 March 2000) was one of the original settlers of Floreana Island.
Erlebnisbericht deutscher Siedler (1959) (English title: Floreana: A Woman's Pilgrimage to the Galapagos).
[2] Wittmer, her husband Heinz, and her stepson Harry moved to Floreana Island in 1932, following the arrival of German doctor Friedrich Ritter and his wife, Dore Strauch.
Wittmer was in the fourth month of her first pregnancy, and she gave birth to a son and a daughter while living on the island.
Actress Diane Kruger portrayed Wittmer in the 2013 documentary The Galapagos Affair.