How Old Is Jason Momoa — Jason Momoa was born August 1, 1979, making him 46 years old as of mid-June 2026. He turns 47 on August 1, 2026 per People and Biography.com verified records.

Biography.com and People list Jason Momoa's birth date as August 1, 1979, in Honolulu, Hawaii. That Leo birthday anchors every age calculation fans search for online.

To answer how old is Jason Momoa, subtract 1979 from the current year and adjust if today is before August 1. Mid-June 2026 means age 46 because his birthday has not yet arrived this year.

From Baywatch Hawaii at nineteen to Game of Thrones at thirty-one and Aquaman at thirty-eight, Jason Momoa's age tracks a career spanning Honolulu roots through Hollywood dominance in his forties.

Jason Momoa turns 47 on August 1, 2026 — the same date fans mark every year with birthday posts and streaming parties. He is 46 throughout June 2026 until that milestone arrives.