In all the world, 忠灶 (忠灶 
) is a very rare epicene forename. The given name 忠灶 is characteristic of Eastern Asia, particularly China, where it is an extremely rare unisex name. Much less frequently, 忠灶 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 忠灶 | China |