| Ernesto Benedettini | |
| Order: | Captain Regent of San Marino |
| Term Start: | 1 October 2008 |
| Term End: | 1 April 2009 Alongside: Assunta Meloni |
| Predecessor: | Rosa Zafferani Federico Pedini Amati |
| Successor: | Massimo Cenci Oscar Mina |
| Term Start2: | 1 April 1992 |
| Term End2: | 1 October 1992 Alongside: Germano de Biagi |
| Predecessor2: | Marino Riccardi Edda Ceccoli |
| Successor2: | Marino Zanotti Romeo Morri |
| Birth Date: | 5 March 1948 |
| Birth Place: | City of San Marino, San Marino |
| Party: | Sammarinese Christian Democratic Party |
Ernesto Benedettini (born 5 March 1948) is a politician of San Marino. He was Captain Regent of San Marino for the term from 1 October 2008 to April 2009 together with Assunta Meloni. In March 2009, Meloni and Benedettini joined in the celebrations of the 50th anniversary of the San Marino National Olympic Committee.[1]
He earlier served as Captain Regent from April to October 1992.[2]
Benedettini is a member of the Sammarinese Christian Democratic Party.