
Megumi Hayashibara (林原 めぐみ, Hayashibara Megumi, born March 30, 1967) is a Japanese voice actress, singer, radio personality, and lyricist from Tokyo.
She is currently affiliated with Aksent. Her nicknames include: Megu-san, Megu-nee, Bara-san, Kakka, and Daijin. She is best known for her roles in Ranma ½ (as Ranma Saotome (female voice)), Neon Genesis Evangelion (as Rei Ayanami), Cowboy Bebop (as Faye Valentine), Slayers (as Lina Inverse), Detective Conan (as Ai Haibara), Pokémon (as Musashi/Jessie of Team Rocket), All Purpose Cultural Catgirl Nuku Nuku (as Atsuko Natsume and her counterpart Atsuko Higuchi from the OVA Nuku Nuku Dash!) and Shaman King (as Anna Kyoyama). She is also a fully qualified and registered nurse.

Detective Conan: Fallen Angel of the Highway
2026 · as Ai Haibara (voice)

Neon Genesis Evangelion: The End of Evangelion
1997 · as Rei Ayanami / Yui Ikari (voice)

Castle in the Sky
1986 · as Woman in Blue (voice)

Paprika
2006 · as Paprika / Atsuko Chiba (voice)

Pokémon: The First Movie
1998 · as Musashi (voice)

Detective Conan: The Phantom of Baker Street
2002 · as Ai Haibara (voice)

Evangelion: 3.0+1.0 Thrice Upon a Time
2021 · as Rei Ayanami / Yui Ikari (voice)

Evangelion: 1.0 You Are (Not) Alone
2007 · as Rei Ayanami / Yui Ikari (voice)

Detective Conan: One-Eyed Flashback
2025 · as Ai Haibara (voice)

Pokémon the Movie: Hoopa and the Clash of Ages
2015 · as Musashi (voice)

Detective Conan: Black Iron Submarine
2023 · as Ai Haibara (voice)

Lupin the Third vs. Detective Conan: The Movie
2013 · as Ai Haibara (voice)

Pokémon the Movie 2000
1999 · as Musashi (voice)

Detective Conan: Captured in Her Eyes
2000 · as Ai Haibara (voice)

Detective Conan: Crossroad in the Ancient Capital
2003 · as Ai Haibara (voice)

Wolf Children
2012 · as Sohei's Mother (voice)

Neon Genesis Evangelion: Death and Rebirth
1997 · as Rei Ayanami / Yui Ikari (voice)

Evangelion: 2.0 You Can (Not) Advance
2009 · as Rei Ayanami / Yui Ikari (voice)