A total of 403 Olympians are known to have been killed during World War II.
|Silvano Abbà||Italy (ITA)||Modern Pentathlon||1936 Summer Olympics||Bronze|
|József Aczél||Hungary (HUN)||Football||1924 Summer Olympics|
|Stefan Adamczak||Poland (POL)||Athletics||1924 Summer Olympics|
|Herbert Adamski||Germany (GER)||Rowing||1936 Summer Olympics||Gold|
|Estella Agsteribbe||Netherlands (NED)||Gymnastics||1928 Summer Olympics|
|Iwao Aizawa||Japan (JPN)||Athletics||1928 Summer Olympics|
|Abdurahman Ali||Philippines (PHI)||Swimming||1932 Summer Olympics|
|Arno Almqvist||Russia (RUS)||Modern Pentathlon, Swimming||1912 Summer Olympics|
|Virgilius Altmann||Austria (AUT)||Cycling||1936 Summer Olympics|
|Erich Altosaar||Estonia (EST)||Basketball||1936 Summer Olympics|
|Max Amann||Germany (GER)||Water Polo||1928 Summer Olympics|
|Artur Amon||Estonia (EST)||Basketball||1936 Summer Olympics|
|Géo André||France (FRA)||Athletics||1908, 1912, 1920, 1924 Summer Olympics||Silver, Bronze|
|Jan Ankerman||Netherlands (NED)||Hockey||1928 Summer Olympics||Silver|
|Tjapko van Bergen||Netherlands (NED)||Rowing||1928 Summer Olympics|
|Isakas Anolikas||Lithuania (LTU)||Cycling||1924, 1928 Summer Olympics|
|Shigeo Arai||Japan (JPN)||Swimming||1936 Summer Olympics||Gold, Bronze|
|Kalle Arantola||Finland (FIN)||Military Ski Patrol||1936 Summer Olympics|
|Hikoroku Arimoto||Japan (JPN)||Gymnastics||1936 Summer Olympics|
|Albert Arnheiter||Germany (GER)||Rowing||1912 Summer Olympics|
|Jadwiga Hładki||Poland (POL)||Art||1932 Summer Olympics|
|Gunnar Höckert||Finland (FIN)||Athletics||1936 Summer Olympics||Gold|
|Alfred Kienzle||Germany (GER)||Water Polo||1936 Summer Olympics||Silver|
|Takeichi Nishi||Japan (JPN)||Equestrian||1932 Summer Olympics||Gold|
|Luz Long||Germany (GER)||Athletics||1936 Summer Olympics||Silver|
|Janusz Kusociński||Poland (POL)||Athletics||1932 Summer Olympics||Gold|
|Henryk Dobrzański||Poland (POL)||Equestrian||1928 Summer Olympics|
|Bronisław Czech||Poland (POL)||various skiing disciplines||1928,1932, 1936 Winter Olympics|
|Krystyna Dąbrowska||Poland (POL)||Art||1936 Summer Olympics|
|Leszek Lubicz-Nycz||Poland (POL)||Fencing||1932 Summer Olympics||Bronze|
|Czesław Cyraniak||Poland (POL)||Box||1936 Summer Olympics|
|Józef Jaworski||Poland (POL)||Athletics||1924, 1928 Summer Olympics|
|Antoni Cejzik||Poland (POL)||Decathlon||1924, 1928 Summer Olympics|
|Eugeniusz Lokajski||Poland (POL)||Athletics||1936 Summer Olympics|
|Henryk Szlązak||Poland (POL)||Wrestling||1936 Summer Olympics|
A. ^ The country the individual competed for at the time.
Reginald George Pridmore MC was a field hockey player, who won the gold medal with the England team at the 1908 Summer Olympics in London. Pridmore set an Olympic record for most goals scored by an individual in an Olympic final in Men's field hockey with his 4 goals in England's 8–1 victory. This record stood till the 1952 Helsinki Olympics, where India's Balbir Singh Sr. scored 5 goals in India's 6–1 victory over the Netherlands.
Giuseppe Castelli was an Italian athlete who competed mainly in the 100 metres.
Paolo Salvi was an Italian gymnast who competed in the 1912 Summer Olympics and in the 1920 Summer Olympics. He was part of the Italian team, which was able to win the gold medal in the gymnastics men's team, European system event in 1912 as well as in 1920.
Otto Thiel was a German amateur footballer who played as a forward and competed in the 1912 Summer Olympics. He was a member of the German Olympic squad and played one match in the consolation tournament. He was killed in action during World War I.
Albert Arnheiter was a German rower who competed in the 1912 Summer Olympics. He was the bowman of the German boat which won the gold medal in the coxed fours.
Alister Graham Kirby was a British rower who competed in the 1912 Summer Olympics. He died on service during the First World War.
Gilchrist Stanley Maclagan was a British rower who competed in the 1908 Summer Olympics. He was killed in action during the First World War.
Ronald Harcourt Sanderson was an English rower who competed in the 1908 Summer Olympics for Great Britain. He was killed in action during the First World War.
Edmond William Bury was a British rackets player who competed in the 1908 Summer Olympics.
Arthur Norman Victor Harcourt Ommundsen was a British sport shooter, born in Scandinavia but domiciled in Scotland from a young age, who competed in the 1908 Summer Olympics and 1912 Summer Olympics.
Kurt Hasse was a German show jumping champion, and 1936 Olympic champion. He was killed in action during World War II.
Louis Bach was a French football player who played as a defender and competed in the 1900 Olympic Games. In Paris he won a silver medal as a member of Club Française club team. He was killed in action during World War I.
Victor Willems was a Belgian fencer. He won a bronze medal in the team épée event at the 1908 Summer Olympics and a gold in the same event at the 1912 Summer Olympics.
Ralph Chalmers was a British fencer. He competed in the individual épée event at the 1908 Summer Olympics. He died at the Second Battle of Ypres during World War I while serving as an officer with the Suffolk Regiment.
Robert Davies was a British sports shooter. He competed in two events at the 1912 Summer Olympics. He was killed in action during World War I.
Joseph Edward Webster was a British long-distance runner. He competed in the men's 10,000 metres at the 1924 Summer Olympics. He was killed in a military vehicle accident during World War II.
Józef Baran-Bilewski was a Polish athlete. He competed in the men's discus throw at the 1928 Summer Olympics. He was killed during World War II.
Alphonse Adrien Meignant was a French rower. He competed in the men's coxed four, inriggers event at the 1912 Summer Olympics. He was killed in action during World War I.
René Fenouillière was a French footballer. He competed in the men's tournament at the 1908 Summer Olympics. He was killed in action during World War I.
Justin Vialaret was a French footballer. He competed in the men's tournament at the 1908 Summer Olympics. He was killed in action during World War I.