Haruka Shimizu is a Japanese voice actress and narrator affiliated with the talent agency Ken Production. She was born on April 24 in Hokkaido, the northernmost prefecture of Japan. Growing up in the village of Sarufutsu, she was an active student, balancing a newspaper delivery job with her involvement in the volleyball club. This athletic background is reflected in her listed special skills, which include volleyball, cooking, and the Hokkaido dialect. Her hobbies include plant observation, weight training, reading, watching the travel documentary series World's Train Windows, and composing short poems.

Shimizu is a graduate of the 14th class of School Duo, a prestigious voice acting training institution. Following her training, she officially joined Ken Production on April 1, 2014, marking the start of her professional career. She is often described as having a cool and calm vocal quality that contrasts with her lively and energetic off-stage personality.

Since her debut in the 2010s, Shimizu has built a versatile career encompassing anime, video games, and a substantial amount of voice-over work for foreign films and television series. In anime, she is known for her role as Sullivan Squire, a member of the elite "Top of Horns" decision-making body, in the 2020 theatrical anime Burn the Witch. Her other anime credits include a wide range of supporting characters in series such as Kakegurui, JoJo's Bizarre Adventure: Golden Wind, My Hero Academia (as Himiko Toga's mother), Seraph of the End, Welcome to the Ballroom, and Rascal Does Not Dream of Bunny Girl Senpai.

Her work in video game voice acting is equally diverse. She has contributed to major franchises, voicing Major Dianne McKinney in Ace Combat 7: Skies Unknown and providing Japanese voice work for The Legend of Zelda: Breath of the Wild and Final Fantasy VII Rebirth. Her game credits also include roles in Dragon Quest X, Octopath Traveler, God of War Ragnarök, and Nioh 2.

A significant portion of Shimizu's career is dedicated to dubbing, where she provides the Japanese-language voices for actors in foreign films and TV dramas. She is the regular Japanese voice for actress Natasha Lyonne, dubbing her roles in Orange Is the New Black, Russian Doll, and Glass Onion: A Knives Out Mystery. Other prominent dubbing roles include voicing Cat in the film TENET, Ronal (played by Kate Winslet) in Avatar: The Way of Water, and roles in Top Gun: Maverick, Dune: Part Two, and the television series Succession. She has also lent her voice to dubbed versions of animated films like Toy Story 4 and Turning Red. In addition to character work, Shimizu has performed narration for commercials and promotional projects, including one for her hometown of Sarufutsu.