Arthur Dantchik

Arthur Dantchik
Born1957 (age 68–69)
EducationBinghamton University
Arizona State University
OccupationBusinessman
Known forCo-founder of Susquehanna International Group
Board member ofByteDance

Arthur Dantchik (born 1957) is an American businessman and philanthropist who is a co-founder and the managing director of Susquehanna International Group, a Bala Cynwyd, Pennsylvania-based financial services firm founded in 1987. As of July 2025, Dantchik's net worth was $14.6B.

Dantchik is a member of the board of directors of ByteDance, the Chinese parent company of social media website TikTok.