Last name 忠瑛 (忠瑛 
) , around the globe, is a rare family name. The last name 忠瑛 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 忠瑛 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 忠瑛 | China |