Wanzai
Wanzai may refer to the following places:
- Mandarin Pinyin spelling for Wan Chai, an area of Hong Kong Island
 - Mandarin Pinyin spelling for Wan Tsai, a peninsula of Hong Kong
 - Wanzai, an island in Zhuhai, Guangdong
 - Wanzai County, Yichun, Jiangxi
 
Wanzai may refer to the following places: