Diego Longo (born 25 January 1976) is an Italian professional football manager, currently in charge of Erovnuli Liga club Dila.
In 2005, Longo was appointed assistant manager of Romanian side Rapid. In 2019, he was appointed assistant manager of Al Hilal (Saudi Arabia) in Saudi Arabia.
On 17 December 2024, Longo returned to Italy, being appointed in charge of Serie C club Sestri Levante. He was sacked on 2 March 2025, leaving the club dead last in the league table.
On 13 June 2025, Erovnuli Liga club Dila announced the appointment of Longo as their new head coach.
Dila