Lindsay Seidel is an American voice actress known for her extensive work in English-language dubs of anime series, primarily produced by Funimation. Born on June 15, 1991, in Dallas, Texas, she began her professional career at the age of ten, providing voices for English textbooks used to teach Japanese children. Based in Dallas, she has built a career encompassing voice work for television, video games, and radio, as well as occasional live-action roles.

Seidel's career is distinguished by her versatility in portraying a wide range of characters. Her filmography includes over 90 anime series. One of her earliest major roles was Ein in Phantom: Requiem for the Phantom in 2010. She gained significant recognition for her performance as the protagonist Nagisa Shiota in Assassination Classroom. Another pivotal role came with her portrayal of Gabi Braun in the final season of the critically acclaimed series Attack on Titan. In the long-running series My Hero Academia, she voices the hero Nejire Hado. She is also known for playing Pochita in the popular series Chainsaw Man and Vanica Zogratis in Black Clover.

Her body of work also includes a variety of other prominent characters across different genres. She voices Ichika Nakano in The Quintessential Quintuplets, Belfast in Azur Lane, Eris Boreas Greyrat in Mushoku Tensei: Jobless Reincarnation, and Desumi Magahara in Love After World Domination. Additional notable roles include Ruka Urushibara in Steins;Gate, Maya Fey in Ace Attorney, Kino in Kino's Journey, Yayoi Kunizuka in Psycho-Pass, and Akane Shinjo in SSSS.Gridman. Her work extends to video games, where she has voiced characters such as Neith in Smite and Cassie in Paladins: Champions of the Realm.

Seidel's contributions to voice acting have been recognized by the industry. In 2015, she was named Voice Actress of the Year by the Behind the Voice Actors website. The following year, she won the Staff Choice Award for Voice Actress of the Year at the 4th Annual BTVA Anime Dub Awards. In 2018, she received the BTVA Anime Dub Voice Acting Award for Best Female Lead Vocal Performance in an Anime Television Series/OVA for her role as Yuzu in Konohana Kitan. Beyond her voice work, she has appeared in live-action projects, including a role in the 2010 horror film The Final.