Cognomen Wangshu (望舒 
, 忘书 , Wangshu 
) , in the entire world, is a rare family name. The last name Wangshu is characteristic of Kyrgyzstan, where it is a rare surname, Myanmar, where it is a very rare surname, and China. Measured by absolute frequency, it is the most numerous in China, Kyrgyzstan, and India. More prevalently, Wangshu is the forename as well as the last name.