Juan Felipe Sierra Cortes is a Colombian voice actor and dubbing actor based in Miami, Florida, recognized for his work in the Latin American Spanish dubbing industry. He began his career in 2018, with his first role in anime being the character Shoto Todoroki.

Sierra is best known for providing the voice of Shoto Todoroki in the Latin American Spanish dub of the anime series My Hero Academia, a role he has played since the series' fourth season and reprised in the film My Hero Academia THE MOVIE: World Heroes' Mission. In addition to Todoroki, he voices multiple other characters within the same series, including the villain Moonfish, Shuichi Iguchi / Spinner, and various other students and creatures.

Beyond his prominent work in My Hero Academia, his voice acting credits in anime include roles in Higurashi: When They Cry – GOU as Katsuya Kumagai and Skylark 13, as well as a role as a captain in Akudama Drive. His work also extends to dubbed live-action productions and animated series. He has provided additional voices for the long-running series South Park starting from its 22nd season, and has taken on roles in series such as Doctor Who, I Am Frankie, and La Reina del Sur. In film, his dubbing credits include the movie Escuadrón de Lobos.

Sierra's work is primarily associated with dubbing studios in Miami, Florida. He has also been a guest at conventions such as ConnectiCon, participating in panels focused on multilingual voice acting and the popular series My Hero Academia.