Humberto Trucco Franzani (22 September 1882 – 18 April 1951) was a Chilean lawyer and judge who served twice as president of the Supreme Court, from 1934 to 1937 and again from 1944 to 1950.

Early life and education Trucco was born in Cauquenes on 22 September 1882. He studied law at the University of Chile and qualified as a lawyer.

He was the brother of engineer, politician and diplomat Manuel Trucco Franzani, who served as Vice President of Chile in 1931.

Trucco married Josefina León Baquedano, with whom he had five children.

Judicial career Trucco pursued a career in the Chilean judiciary, holding several judicial positions before reaching the country's highest court.

In 1927, he was appointed a justice of the Supreme Court of Chile.

Trucco first became president of the Supreme Court in 1934, succeeding Abraham Oyanedel. He served during the presidency of Arturo Alessandri until 1937 and was succeeded by Romilio Burgos.

In 1944, Trucco returned to the presidency of the Supreme Court for a second term. He held the position during the administrations of Juan Antonio Ríos and Gabriel González Videla, remaining in office until 1950, when he was succeeded by Gregorio Schepeler.

He remained a member of the Supreme Court until his death in Santiago on 18 April 1951.

References