Q: What are other spellings of the family name?
A: Cao, Cho, Tow, Tso and probably more...

Q: Ever wonder how many people are named Tsao?
A: According to ocrat.com, Tsao is the 37th most popular name in China. The U.S. Census from 1990 ranks Tsao as the 16,306th most common name in the United States.

Q: Where do Tsao's live?
A: Here is a distribution of Tsao's in the U.S. This map is courtesy of The Gens Project.