Cognomen Fanyan (凡燕 
, Fanyan 
, Фанян 
) , in all the world, is a rare family name. The surname Fanyan is characteristic of Armenia, where it is a rare surname, Russia, and Ukraine, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Russia, China, and Nigeria. More frequently, Fanyan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 凡燕 | China |
| Fanyan | Nigeria, Russia, China, Armenia, South Africa |
| Фанян | Armenia, Ukraine, Russia |
| Фаньян | Russia |
Фанйан, Фанянь, פאניאן, فانيان, 凡严, 凡妍, 凡嫣, 凡岩, 凡延, 凡彦, 凡晏, 凡殷, 凡炎, 凡烟, 凡焱, 凡琰, 凡研, 凡砚, 凡艳, 凡衍, 凡言, 凡闫, 凡雁, 凡颜, 凡验, 凡龑, 反演, 反燕, 帆彦, 帆燕, 帆言, 帆雁, 梵严, 梵妍, 梵岩, 梵彦, 梵艳, 樊妍, 樊演, 樊燕, 樊艳, 烦雁, 璠妍, 璠琰, 番燕, 番艳, 繁妍, 繁岩, 繁延, 繁彦, 繁沿, 繁滟, 繁炎, 繁焱, 繁燕, 繁艳, 繁衍, 繁雁, 繁颜, 翻艳, 范妍, 范延, 范彦, 范淹, 范炎, 范燕, 范艳, 范言, 蕃燕, 蕃衍, 藩燕, and 藩衍