Mercedes (IPA: ]; , ), officially the Municipality of Mercedes, is a municipality in the province of Eastern Samar, Philippines. According to the 2024 census, it has a population of 6,114 people.
Act No. 960 of the Philippine Commission incorporated the town of Mercedes comprising the barrios of Busay, Anoron, Sungan, Bobon, Banoyo and Boyayawon into Guiuan. In 1948, Republic Act No. 262 recreated the town.
Mercedes is politically subdivided into 16 barangays. Each barangay consists of puroks and some have sitios.
The population of Mercedes in the 2024 census was 6,114 people, with a density of .