Tan Weiwei (simplified Chinese: ???; traditional Chinese: ???; pinyin: Tán Wéiwéi; born 8 October 1982), also known as Sitar Tan, is a Chinese singer and actress. She was the runner-up of the third season (2006) of Super Girl (Chinese: ????), a singing contest in China.
In 2015, she participated I Am a Singer (season 3), where it was revealed that she is a vegan.