Cognomen Yanjia (Yanjia 
, 燕佳 , 彦佳 ) , globally, is a rare last name. The cognomen Yanjia is characteristic of Singapore, where it is a rare surname, China, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Yanjia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yanjia | Canada, Taiwan, Singapore, United States, China |
| 彦佳, 彦嘉, 燕佳 | China |
Янйиа, 严佳, 严加, 严嘉, 俨佳, 妍佳, 妍嘉, 嫣佳, 嬿嘉, 宴佳, 宴嘉, 宴甲, 岩佳, 岩嘉, 岩家, 岩甲, 延佳, 延加, 延嘉, 延家, 延甲, 延葭, 彦加, 彦家, 彦甲, 彦稼, 晏佳, 晏加, 晏嘉, 晏稼, 晏葭, 殷佳, 殷嘉, 殷甲, 沿佳, 沿甲, 沿稼, 沿铗, 滟佳, 演佳, 演嘉, 炎佳, 炎加, 炎嘉, 炎家, 炎珈, 炎甲, 焰佳, 焰嘉, 焰家, 焰甲, 焱佳, 焱加, 焱嘉, 焱家, 燕加, 燕嘉, 燕嫁, 燕家, 燕甲, 燕袷, 燕铗, 琰佳, 琰嘉, 琰钾, 眼夹, 眼家, 研佳, 研嘉, 研家, 砚佳, 砚嘉, 砚家, 砚甲, 砚迦, 砚镓, 艳佳, 艳加, 艳嘉, 艳家, 艳甲, 艳茄, 艳驾, 芫嘉, 衍佳, 衍加, 衍嘉, 衍家, 衍甲, 言佳, 言加, 言嘉, 言家, 言甲, 言钾, 谚佳, 闫佳, 雁佳, 雁加, 雁嘉, 雁家, 雁甲, 雁稼, 雁葭, 颜佳, 颜嘉, and 颜家