Jacobo Bolbochán (26 December 1906 – 29 July 1984) was an Argentine chess master.
He played many times in Argentina Chess Championships . He won twice (1931 and 1932), both ahead of Isaias Pleci . In 1933, he took 2nd, behind Luis Piazzini . In 1935, he took 2nd, behind Roberto Grau . In 1936, he took 3rd, behind Carlos Guimard and Grau. In 1937, he took 2nd, behind Guimard.
He played for Argentina in three Chess Olympiads .
- In 1935, at the second board in the 6th Chess Olympiad in Warsaw (+6 -1 = 12);
- In 1937, at the second board in the 7th Chess Olympiad in Stockholm (+2 -5 = 5);
- In 1939, at third board in the 8th Chess Olympiad in Buenos Aires (+10 -3 = 6).
He won two individual bronze medals at Warsaw 1935 and at Buenos Aires 1939.
In 1945, Jacobo Bolbochán took 3rd, behind Herman Pilnik , and Hector Rossetto . In 1946, he tied for 2nd-3rd with Carlos Maderna , behind Julio Bolbochán . In 1950, he took 2nd, behind Maderna. In 1952, he tied for 3rd-4th with Guimard, behind Miguel Najdorf , and Rubén Shocrón .
Jacobo Bolbochán became an International Master (IM) in 1965 at the age of 59. Jacobo is the elder brother of Julio Bolbochán .