Tang Yongtong (Chinese: ???; pinyin: Tang Yòngtóng; 4 August 1893–1 May 1964) was a Chinese educator, philosopher and scholar best known for studying Chinese Buddhism.
Tang was proficient in Sanskrit, Pali, English and Japanese.Tang attended the Tsinghua School and Shuntian School before he pursued advanced studies in the United States.
While studying at Harvard University, he became known as "one of the three Outstanding Persons of Harvard" along with Chen Yinke and Wu Mi.
He was an academician of the Academia Sinica.
He was a member of the 1st National Committee of the Chinese People's Political Consultative Conference.
He was also a delegate to the 1st, 2nd and 3rd National People's Congress.