Seán Treacy is a 21-year-old Irish filmmaker & actor.

With numerous narrative short films under his belt as a writer and director, his achievements include being titled Ireland's Young Filmmaker of the Year on three occasions, winning Best Direction at the 2022 All American High School Film Festival in New York City and being awarded the 2024 Ardmore Studios Recognition Award.

Seán has also directed a number of music videos for up-and-coming international artists, as well as the eight-episode kids series Ruck And Roll for Ireland's national Broadcaster, RTÉ.

As a young actor, Seán starred in BBC's Dave Allen At Peace as well as Sky's Four Kids And It, as well as The CW's Reign and The History Channel's Vikings. Recently, Seán starred as Young Oscar in the Dutch-Irish-Belgian co-production Whitetail, which was earned an Official Selection at Toronto International Film Festival 2025.