San Dionisio del Mar

San Dionisio del Mar
Municipality and town
San Dionisio del Mar
Location in Mexico
Coordinates: 16°19′N 94°45′W / 16.317°N 94.750°W / 16.317; -94.750
Country Mexico
StateOaxaca
Area
  Total
237.3 km2 (91.6 sq mi)
Population
 (2005)
  Total
5,165
Time zoneUTC-6 (Central Standard Time)
  Summer (DST)UTC-5 (Central Daylight Time)

San Dionisio del Mar is a town and municipality in Oaxaca in south-western Mexico. It is part of the Juchitán District in the east of the Istmo de Tehuantepec region. The town is named after its patron saint.