Mario Monticelli
Mario Monticelli was an Italian chess player. He was awarded the International Master title in 1950 and the Grandmaster title honoris causa in 1985.
In 1922, he won in Rome. In 1925, he won in Bologna. In 1926, Monticelli tied for 1st with Ernst Grünfeld in Budapest. In 1929, he took 11th in Budapest. In 1929, he tied for 4-5th in Barcelona. In 1930, he took 14th in San Remo. In 1933, Monticelli won in Milan. In 1934, he took 8th in Syracuse. In 1938, he tied for 1st with Erich Eliskases in Milan. Monticelli was Italian Champion in 1929, 1934, and 1939.
He is the eponym of the Monticelli Trap, a chess opening trap in the Bogo-Indian Defence.