how old is dylan o'brien

February 18, 2026

Dylan O’Brien was born on August 26, 1991, which makes him 34 years old as of January 2026.

Quick Scoop: Dylan O’Brien’s Age

Full name: Dylan Rhodes O’Brien.

Date of birth: August 26, 1991.

Current age (2026): 34 years old.

Birthplace: New York City, New York, USA.

So if you’re seeing people ask “how old is Dylan O’Brien” on forums or social media right now, they’re talking about a 34‑year‑old actor who’s been in the spotlight since his Teen Wolf and Maze Runner days.

Information gathered from public forums or data available on the internet and portrayed here.