Giacomo Tranchida (born 2 February 1963 in Valderice) is an Italian politician.He joined the Democratic Party of the Left in 1991 and was elected Mayor of Valderice in 1994 and re-elected for a second term in 1998.
As a member of the Democratic Party, he was then Mayor of Erice from 2007 to 2017.Tranchida was elected Mayor of Trapani at the 2018 Italian local elections.