Percy Jackson and the Olympians is an American fantasy television series created by Rick Riordan and Jonathan E. Steinberg for Disney+, based on the book series of the same name by Riordan. Walker Scobell stars as Percy Jackson, alongside Leah Sava Jeffries as Annabeth Chase and Aryan Simhadri as Grover Underwood.

Development on the series began in May 2020, following a pitch by Riordan to Disney Branded Television. Jonathan E. Steinberg and Dan Shotz were announced as showrunners in July 2021, with James Bobin hired to direct the first episode in October. Scobell was cast in the lead role in January 2022, with Jeffries and Simhadri joining the cast in May. By September, Anders Engström and Jet Wilkinson were also set to direct multiple episodes of the series. Filming began in June 2022 in Vancouver, British Columbia, and concluded in February 2023, with additional cast members revealed throughout 2022 and 2023.

Percy Jackson and the Olympians premiered on December 19, 2023, on Disney+, with the first season consisting of eight episodes. It has received positive reviews from critics, who largely praised its faithfulness to the source material, worldbuilding, and cast performances, particularly Scobell's. The series was renewed for a second season in February 2024, which will adapt the second book of the series, The Sea of Monsters, and is set to be released in 2025.