Alexei Kozlov

Alexei Kozlov may refer to:
 * Alexei Kozlov (businessman) (born 1974), Russian businessman in the construction sector
 * Alexei Kozlov (figure skater) (born 1979), Estonian figure skater
 * Aleksei Aleksandrovich Kozlov (born 1831), Russian philosopher
 * Aleksei Kozlov (footballer, born 1975), Russian footballer
 * Aleksei Kozlov (footballer, born 1986), Russian footballer
 * Aleksei Kozlov (footballer, born 1999), Russian footballer
 * Aleksei Kozlov (musician) (born 1935), Russian musician
 * Alyaksey Kazlow (born 1989), Belarusian footballer
 * Alexey Kozlov (intelligence officer) (1934–2015), Russian intelligence officer