Who Played Barney on How I Met Your Mother: Cast and Character Guide

Neil Patrick Harris played the womanizing architect Barney Stinson on How I Met Your Mother, bringing the character to life across all nine seasons. As a central figure in the series, Barney is defined by his tailored suits, catchphrases, and evolving relationships, particularly with Ted Mosby, Robin Scherbatsky, and later his wife and children. This guide disambiguates the role and performer with verified details, performance context, and enduring influence on the show. Below, you will find concise facts, episode milestones, and a comparison of the actor’s portrayal against the character’s narrative arc.