Umberto Saba (9 March 1883 – 26 August 1957) was an Italian poet and novelist, born Umberto Poli in the cosmopolitan Mediterranean port of Trieste when it was the fourth largest city of the Austro-Hungarian Empire. Poli assumed the pen name "Saba" in 1910, and his name was officially changed to Umberto Saba in 1928.

Umberto Saba, pseudonimo di Umberto Poli (Trieste, 9 marzo 1883 – Gorizia, 25 agosto 1957), è stato un poeta, scrittore e aforista italiano.