Jonathan Stuart Bailey (born 1988) is an English actor celebrated for his diverse roles across stage and screen, earning a Laurence Olivier Award and a Critics' Choice Television Award, alongside an Emmy nomination. His career began early, performing with the Royal Shakespeare Company and as Gavroche in West End's Les Misérables by the age of eight. Bailey later won an Olivier Award in 2019 for his role in the musical Company.

He achieved widespread recognition for his starring role in the acclaimed Netflix series Bridgerton and the political miniseries Fellow Travelers (2023), which garnered him a Critics' Choice Television Award. His significant film roles include the musical fantasy Wicked (2024) and the upcoming science fiction thriller Jurassic World Rebirth (2025). Bailey's growing influence has been recognized by Time magazine's "Time 100 Next" list and a future naming as People's Sexiest Man Alive in 2025.