Namesakes
Semyon Dezhnyov
(m) 1605-1673 
Notable Explorers and Adventurers
Semyon Rzhishchin
(m) 1933-1986
Olympic Medalists 1960 3000 m steeplechase (bronze)
Semyon Belits-Geiman
(m) 1945-
Olympic Medalists 1968 swimming - 4x100 m freestyle relay; swimming - 4x200 m freestyle relay (silver/bronze)
Semyon Antonov
(m) 1989-
Notable Athletes (basketball)
Olympic Medalists 2012 basketball (bronze)