Bian is the romanization of several Chinese surnames, including Biàn 卞, Biān 边, Biǎn 扁, Biàn 弁, Biàn 汴, etc. Biān 边 is the most common of these names, while Biàn 卞 is the second-most common.[1]
^中国最新300大姓排名（2008） [300 most common surnames in China (2008)] (in Chinese). Taiwan.cn. 2009-01-06. Retrieved 2021-07-31.