Aleksei Petrov

Aleksei Petrov (also spelled Aleksey, Alexey, or Alexei) may refer to:


 * Aleksei Petrov (cyclist) (1937–2009), Soviet cyclist who won bronze medal at the 1960 Olympics
 * Alexei Petrov (ice hockey) (born 1983), Russian professional ice hockey defenceman
 * Aleksey Petrov (weightlifter) (born 1974), Russian weightlifter
 * Alexey A. Petrov (born 1971), American physicist
 * Aleksei Zinovyevich Petrov (1910–1972), mathematician