Arthur Dunkelblum (23 April 1906 – 27 January 1979) was a Polish-born Belgian chess master.
Arthur Dunkelblum was born in Cracow (Kraków-Podgórze), Austria-Hungary.
He played for Belgium in eleven Chess Olympiads: 1928, 1933, 1937, 1950, 1954, 1956, 1958, 1960, 1962, 1966, and 1968 (one of the biggest gap between first and last appearance at the Olympiads).In 1922, he took 3rd in Antwerp (BEL-ch, Edgar Colle won).
In 1925, he took 3rd in Brussels (BEL-ch, qualif.).
In 1926,he tied for 5-7th in Spa.
In 1930, he tied for 2nd-3rd in Brussels (George Koltanowski won).
In 1933, he took 3rd in Brussels (BEL-ch).
In 1934, he took 3rd in Liège (BEL-ch, Victor Soultanbeieff won).
In 1937, he took 9th in Ostend.
In 1937, he took 3rd in Brussels (BEL-ch).
After World War II, he tied for 5-6th in Baarn C (Baruch Harold Wood won) in 1947.
Dunkelblum won the Belgium Championship at Bruges 1949.
He tied for 2nd-3rd, behind Robert Lemaire, in Ghent (BEL-ch) in 1950.
His best tournament result was at Gijon, Spain, in 1950 where he finished 2nd-3rd, behind Nicolas Rossolimo.
In 1957, he tied for 10-11th in Dublin (zt, Ludek Pachman won).
Dunkelblum was awarded the International Master title in 1957.