蓝

Lan is the Mandarin pinyin and Wade–Giles romanization of the Chinese surname written 蓝 in simplified Chinese and 藍 in traditional Chinese. It is romanized Lam or Nam in Hakka. Lan is listed 131st in the Song dynasty classic text Hundred Family Surnames. As of 2008, it was the 121st most common surname in China, shared by 1.4 million people.