| Honorific-Prefix: | The Honorable |
| Damian Mercado | |
| Office: | Governor of Southern Leyte |
| Term Start: | June 30, 2016 |
| Predecessor: | Roger Mercado |
| Term Start2: | June 30, 2007 |
| Term End2: | June 30, 2013 |
| Predecessor2: | Rosette Lerias |
| Successor2: | Roger Mercado |
| Office3: | Member of the Philippine House of Representatives from Southern Leyte's Lone District |
| Term Start3: | June 30, 2013 |
| Term End3: | June 30, 2016 |
| Predecessor3: | Roger Mercado |
| Successor3: | Roger Mercado |
| Office4: | Mayor of Maasin |
| Term Start4: | June 30, 1998 |
| Term End4: | June 30, 2007 |
| Birth Date: | 24 November 1954 |
| Birth Place: | Maasin, Leyte, Philippines |
| Nationality: | Filipino |
| Party: | Lakas-CMD (2008–2011; 2024–present)[1] |
| Otherparty: | PFP (2023–2024) PDP–Laban (2016–2023) Liberal (2013–2016) NUP (2011–2013) Lakas–NUCD–UMDP (1997–2008) |
Damian Gaviola Mercado (born November 24, 1954) is a Filipino politician from the province of Southern Leyte in the Philippines.[2] He currently serves as the Governor of Southern Leyte since 2016 and previously from 2007 to 2013.[3] He also served as representative of the province from 2013 to 2016 and Mayor of Maasin from 1998 to 2007.[4] [5]
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