Tongbao can refer to:

wikt: 同胞, a Chinese term for comrade, see tongzhi (term) T'oung Pao a Dutch journal and the oldest international journal of sinology founded in 1890 A type of Imperial Chinese coinage Kaiyuan Tongbao Yongle Tongbao Hongwu Tongbao Kangxi Tongbao Qianlong Tongbao