Cognomen Yanchun (艳春 
, Yanchun 
, 延春 ) , worldwide, is a common last name. The surname Yanchun is characteristic of China, where it is quite a rare surname, Malaysia, where it is a very rare surname, and Spain. More frequently, Yanchun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 衍春, 延春, 艳春 | China |
| Yanchun | China, Spain, Malaysia, Taiwan, United States |
Янчун, Яньхун, Яньчунь, 严春, 严椿, 严纯, 严蠢, 俨漘, 俨纯, 厌春, 厌蠢, 堰春, 妍春, 妍淳, 妍纯, 嫣春, 嫣蒓, 嬿淳, 嬿蒓, 宴春, 岩春, 岩淳, 岩纯, 延椿, 延淳, 延纯, 延醇, 彥春, 彦春, 彦椿, 彦淳, 彦瑃, 彦纯, 彦莼, 彦醇, 晏春, 晏椿, 晏纯, 殷春, 沿春, 沿纯, 滟春, 演春, 炎春, 炎椿, 炎淳, 炎纯, 烟春, 焉春, 焰春, 焱春, 焱椿, 燕唇, 燕春, 燕椿, 燕淳, 燕纯, 燕醇, 琰春, 琰淳, 盐春, 眼春, 研春, 研纯, 砚春, 砚淳, 砚纯, 艳媋, 艳椿, 艳淳, 艳纯, 艷春, 艷纯, 芫春, 衍椿, 衍淳, 衍纯, 言春, 言淳, 言纯, 鄢春, 闫春, 雁春, 雁椿, 雁淳, 雁纯, 颜春, 颜淳, 颜纯, 颜醇, and 验春