Family name Yanfang (Yanfang 
, 延芳 , 雁芳 ) , globally, is quite a rare last name. The last name Yanfang is characteristic of Singapore, where it is a rare surname, China, and Malaysia, where it is a very rare surname. In absolute terms, it most frequently occurs in China, Indonesia, and Singapore. More prevalently, Yanfang is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yanfang | Hong Kong, United States, Japan, Taiwan, China |
| 砚芳, 雁芳, 延芳 | China |
Янфанг, ยั้นฟัง, 严房, 严放, 严方, 严芳, 严防, 俨芳, 厌芳, 嚴芳, 堰坊, 堰芳, 妍仿, 妍坊, 妍方, 妍舫, 妍芳, 妍访, 妍防, 姸芳, 嫣方, 嫣芳, 宴方, 宴芳, 宴访, 岩放, 岩方, 岩芳, 延仿, 延坊, 延房, 延放, 延方, 延昉, 延舫, 延邡, 延防, 彥芳, 彦仿, 彦坊, 彦妨, 彦房, 彦放, 彦方, 彦昉, 彦纺, 彦肪, 彦舫, 彦芳, 彦访, 彦钫, 彦防, 晏芳, 棪方, 檐芳, 殷方, 殷舫, 殷芳, 沿芳, 溎芳, 滟方, 滟芳, 滟钫, 演方, 演芳, 炎仿, 炎坊, 炎妨, 炎方, 炎昉, 炎肪, 炎芳, 炎防, 烟芳, 焉方, 焰方, 焰芳, 焱放, 焱方, 焱舫, 焱芳, 焱防, 燕仿, 燕坊, 燕妨, 燕房, 燕放, 燕方, 燕昉, 燕枋, 燕纺, 燕舫, 燕芳, 琰坊, 琰方, 琰昉, 琰枋, 琰芳, 琰钫, 研坊, 研方, 研芳, 研防, 砚房, 砚方, 砚舫, 硯芳, 筵方, 筵钫, 艳仿, 艳坊, 艳妨, 艳房, 艳放, 艳方, 艳昉, 艳纺, 艳舫, 艳芳, 艳访, 艳钫, 艳防, 艷方, 艷芳, 芫芳, 衍房, 衍放, 衍方, 衍芳, 衍访, 衍钫, 衍防, 言坊, 言放, 言方, 言紡, 言舫, 言芳, 言访, 言钫, 言防, 谚方, 谚芳, 豔方, 豔淓, 豔芳, 鄢芳, 闫芳, 雁方, 雁舫, 颜坊, 颜房, 颜方, 颜紡, 颜舫, 颜芳, 验房, 验方, 验芳, 龑方, and 龑芳