Family name 良彦 (Liangyan 
, 良彦 ) , around the globe, is a rare surname. The cognomen 良彦 is characteristic of China, where it is a very rare surname, Spain, where it is an extremely rare surname, and the United States. Much more prevalently, 良彦 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Liangyan | China, Spain, Thailand, United States, Brazil |
| 良彦 | China |
|
松尾 良彦 Japanese car designer (1934-2020) (b. 1934) |
|
| 青山 良彦 Japanese actor, JP (b. 1943) |
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