Peng Zhao (Chinese: 赵鹏; pinyin: Zhào Péng) is a Chinese-American businessman who is the CEO of market making firm Citadel Securities.

[7] At this time a new role, chief scientist, was created specifically for Peng Zhao who was then the global head of market making.

[7] Five months after joining, Kevin Turner left Citadel Securities, and on January 27, 2017, at age 34, Peng Zhao was promoted to CEO.

[2] Zhao and his wife Cherry Chen organized a one million surgical mask donation to Chicago's first responders during the coronavirus pandemic in 2020.

[14] Zhao and Chen also fund the Victor Wong Fellowship, a program associated with Chicago's Second City, to train and mentor aspiring comedians from the AAPI community.