Aleksandr Viktorovich "Alex" Miroshnichenko (Russian: Александр Викторович Мирошниченко; 26 April 1964 – 19 May 2003) was a Russian-Kazakh professional boxer.

Miroshnichenko took up boxing at the age of 13, at the strong insistence of his mother, who thought that her son must be able to defend himself, and brought him to the gym at his hometown of Kostanay.

[2] Despite Miroshnichenko's loss to Bowe, Lou Falcigno, a New York-based boxing promoter of Momentum Enterprises, Inc., expressed a particular interest in bringing him to the United States to fight professionally.

President's Cup, Jakarta, Indonesia, February 1982: Friendship Tournament, Ústí nad Labem, Czechoslovakia, July 1982: European Championships, Varna, Bulgaria, May 1983: World Cup, Rome, Italy, October 1983: Giraldo Córdova Cardín, Ciego de Ávila, Cuba, June 1985: Goodwill Games, Moscow, Soviet Union, July 1986: USA−USSR Middle & Heavy Duals, ARCO Arena, Sacramento, California, July 1986: USA−USSR Exhibition, Houston, Texas, August 1986: InterCup, Hemsbach, West Germany, April 1987: USA−USSR Heavy Duals, University of South Florida, Tampa, Florida, June 1987: Socialist Countries Police Championships, Pyongyang, North Korea, August 1987: TSC Tournament, Werner-Seelenbinder-Halle, Berlin, East Germany, September 1987: InterCup, Karlsruhe, West Germany, April 1988: Olympic SuperHeavy qualifications, Karlsruhe, West Germany, April 1988: Pre-Olympic Tournament, Seoul, South Korea, March 1988: USSR−USA Duals, Moscow, Soviet Union, 1988: Summer Olympics, Seoul, South Korea, September 1988: European Championships, Athens, Greece, May 1989: World Championships, Moscow, Soviet Union, September–October 1989:

Miroshnichenko died under unclear circumstances in 2003, aged 39, after supposedly falling down nine flights of stairs at his apartment building in his hometown.