Family name 怀岗 (怀岗 
, Huaigang 
) , worldwide, is a rare cognomen. The family name 怀岗 is habitual in Cambodia, where it is a very rare surname, Spain, and China, where it is an extremely rare surname. More prevalently, 怀岗 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 怀岗 | China |
| Huaigang | China, Spain, Cambodia, United States, Peru |