Surname 铠忠 (铠忠 
) , all over the world, is a very rare last name. The last name 铠忠 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 铠忠 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 铠忠 | China |