Seth Yancy Fronda Fedelin (born July 9, 2002) is a Filipino actor and singer. Fedelin first appeared on television as a housemate on the reality show Pinoy Big Brother: Otso (2018). He has since appeared in various films and television series, such as Kadenang Ginto (2019), Huwag Kang Mangamba (2021), and Dirty Linen (2023). He also starred in My Future You, an official entry to the 50th Metro Manila Film Festival on December 25, 2024, and won two awards: Breakthrough Performance in the MMFF Gabi Ng Parangal held at Solaire Grand Ballroom in Parañaque City and Best Actor at Manila International Film Festival held in Los Angeles, California.

Filmography

• 2026She Who Must Not Be Named — James Montefalco
• 2025Shake, Rattle & Roll: Evil Origins — Sean (segment "2025")
• Sins of the Father — Enzo Rivera
• 2024My Future You — Lex
• Dirty Linen — Nico M. Sinag
• Fractured — Oca
• Lyric and Beat — Beat / Bartolome Reyes
• 2022Lyric and Beat: Cinema Cut — Bartolome Reyes / Beat
• Click, Like, Share — Cocoy
• Huwag Kang Mangamba — Pio Delos Reyes
• Saying Goodbye — Ricky
• 2019Abandoned — RJ
• 2019Wild Little Love — Jake
• The Heiress — Michael Sarmiento
• Brothers — Macoy
• All-Nighter

Appearances as themselves (5)

• Rainbow Rumble — Self - Contestant
• It's Your Lucky Day — Self - Host
• 2021Zack Tabudlo: Episode — Self
• I Can See Your Voice — Self - Guest
• Pinoy Big Brother: Celebrity Edition — Self - Celebrity Houseguest