Baek Su-ho (백수호), born Baek Seung-hwan (백승환), is a South Korean actor who began his career as a prominent child actor. He was born on April 17, 1998.

Baek Su-ho rose to critical notice for his powerful performance as the young victim Jeon Min-soo in the controversial 2011 film Silenced (also known as The Crucible). His convincing portrayal of a student with a hearing impairment earned him significant praise at a young age.

He has been a familiar face in South Korean dramas, often playing the younger counterpart of lead characters in historical and medical dramas. As an adult, he continued to take on diverse roles in series such as Different Dreams (2019) and Everything and Nothing (2019). His more recent work includes an appearance in the highly anticipated Pachinko Season 2 (2024) and the action film The Roundup: Punishment (2024). Baek Su-ho's talent as a young performer was officially recognized by the Korean broadcasting industry with multiple nominations for his work in television dramas. His consistent recognition in the Best Young Actor category highlighted his status as one of his generation's most promising child actors.

In addition to acting, Baek Su-ho is a student at Sungkyunkwan University, where he is majoring in Design. He officially adopted the stage name Baek Su-ho from his birth name Baek Seung-hwan.