Su (surname)

Sū

The Chinese character 蘇 in seal script
Romanisation	Su, Soo, So, Soh, Sou, Souw, Thu, Tô
Pronunciation	Sū (Mandarin Pinyin) Sou1 (Cantonese Jyutping) So͘ (Hokkien Pe̍h-ōe-jī)
Language(s)	Chinese languages, Japanese, Vietnamese, Korean, Filipino

Su is the pinyin romanization of the common Chinese surname written 苏 in simplified characters and 蘇 traditionally.

It was listed 42nd among the Song-era list of the Hundred Family Surnames.

In 2019 it was the 46th most common surname in mainland China.^[1]