| General Heliodoro Castillo | |
| Settlement Type: | Municipality |
| Mapsize: | 300px |
| Pushpin Map: | Mexico |
| Pushpin Label Position: | above |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Mexico |
| Subdivision Type: | Country |
| Subdivision Name: |  Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Guerrero |
| Subdivision Type2: | Municipal seat |
| Subdivision Name2: | Tlacotepec |
| Area Total Km2: | 1613.8 |
| Population As Of: | 2005 |
| Population Total: | 34,554 |
| Timezone: | Zona Centro |
| Utc Offset: | -6 |
| Coordinates: | 17.4333°N -146°W |
| Website: | heliodorocastillo.gob.mx/ |
General Heliodoro Castillo is a municipality in the southern Mexican state of Guerrero. It is located 34 kilometres from Chilpancingo, the state capital. The municipal seat lies at Tlacotepec.
The municipality covers an area of 1,613.8 km². In 2020, it had a total population of 37,254,[1] up from the 34,554 reported in 2005.[2]
The municipality is named after (1887–1917), a prominent Zapatista general.[3]