Alexander Alexandrov or Aleksandr Aleksandrov may refer to: Aleksandr Danilovich Aleksandrov (1912–1999), Russian mathematician and physicist Aleksandr Pavlovich Aleksandrov (born 1943), Russian cosmonaut Aleksandr Panayotov Aleksandrov (born 1951), Bulgarian cosmonaut Alexander Vasilyevich Alexandrov (1883–1946), Russian composer Aleksandar Aleksandrov (footballer, born 1975), known as Alex, Bulgarian footballer Aleksandar Aleksandrov (footballer, born April 1986), Bulgarian footballer Aleksandar Aleksandrov (footballer, born July 1986), Bulgarian footballer Aleksandar Aleksandrov (footballer, born 1993), Bulgarian footballer Aleksandar Aleksandrov (rower) (born 1990), Azerbaijani rower Aleksandar Aleksandrov (boxer) (born 1984), Bulgarian Olympic boxer Alexander Alexandrov (gymnastics coach) (born 1950), Russian gymnastics coach Aleksandar Aleksandrov (volleyball) (born 1944), Bulgarian Olympic volleyball player