Efim Dmitriyevich Bogoljubov was a Russian-born German chess grandmaster who won numerous events and played two matches against Alexander Alekhine for the world championship.
Vera Frantsevna Menchik was a British-Czechoslovak-Russian chess player who became the world's first women's chess champion. She also competed in chess tournaments with some of the world's leading male chess masters, with occasional successes including two wins over future world champion Max Euwe.
Miguel Najdorf was a Polish-Argentinian chess grandmaster. Originally from Poland, he was in Argentina when World War II began in 1939, and he stayed and settled there. He was a leading world player in the 1940s and 1950s, and is also known for the Najdorf Variation, one of the most popular of all chess openings.
Paulino (Paulin) Frydman was a Polish chess master.
Moshe Czerniak was a Polish-Israeli International Chess Master.
Teodor Regedziński was a Polish chess master of German origin.
Individual Polish Chess Championship is the most important Polish chess tournament, aiming at selecting the best chess players in Poland. Based on the results of the tournament (mainly), the Polish Chess Federation selects the national and subsequently the olympiad team.
Kazimierz Makarczyk was a Polish chess master.
Izaak (Isaak) Appel (1905–1941) was a Polish chess master.
Arthur Dake (Darkowski) was an American chess master. He was born in Portland, Oregon and died in Reno, Nevada.
Regina Gerlecka was a Polish chess player.
Róża Maria Herman was a Polish chess mistress.
Leho Laurine was an Estonian chess master.
Gisela Harum was an Austrian chess master.
The 6th Chess Olympiad, organized by the FIDE and comprising an open and (unofficial) women's tournament, as well as several events designed to promote the game of chess, took place between August 16 and August 31, 1935, in Warsaw, Poland. The famous retired Polish master Dawid Przepiórka took the major responsibility as a chairman of Organizing Committee.
Olga Menchik Rubery was a Czech–British female chess master.
The World Blitz Chess Championship is a chess tournament held to determine the world champion in chess played under blitz time controls. Since 2012, FIDE has held an annual joint rapid and blitz chess tournament and billed it as the World Rapid & Blitz Chess Championships. The current world blitz champion is the Norwegian grandmaster Magnus Carlsen.
The 4th Women's World Chess Championship took place during the 5th Chess Olympiad, held in Folkestone, England from 12 to 23 July 1933. The competition was played as a double round-robin tournament. Vera Menchik successfully defended her title. The final results were as follows:
Barbara Flerow-Bułhak was a Polish chess master. She was a Women's World Chess Championship participant (1937).
Natalia Kowalska was a Polish chess master. She was a Women's World Chess Championship participant (1935).
