Alexander Gustav Adolfovich Winkler
Gustav Alexander (1873 – 12 April 1932) was an Austrian otolaryngologist remembered for describing Alexander's law. He was the director of the Department of Otology of the Wiener Allgemeine Poliklinik from 1917 until his death. He was the father of Leo Alexander.
Leopold Gustav Alexander von Hoesch
Carl Gustav Alexander Brischke
Carl Gustav Alexander Brischke (December 17, 1814 – 1897) was a German entomologist who worked on Diptera and Hymenoptera, mainly the Ichneumonidae and Braconidae.
Gustavo Alexandre Barbosa do Nascimento
Gustavo Alexandre Barbosa do Nascimento (born 31 August 1993 in Poços de Caldas, Brazil) is a professional footballer and a national of Brazil.
Gustavo Alexandre Pereira dos Santos
Gustavo Alexandre Pereira dos Santos (born 15 June 1999 in Brazil) is a professional footballer and a national of Brazil.