Jamie Marchi is an American voice actress, ADR director, and script writer known for her extensive work in English-language dubs of anime, primarily with Funimation. Born on October 8, 1977, in Knoxville, Tennessee, she developed an interest in acting from a young age and pursued this path academically, graduating from the University of Oklahoma with a bachelor's degree in theater. She began her professional acting career in 2000.

Marchi's entry into voice acting came with her debut role as Motoko Minagawa in the seminal series Fruits Basket. This initial work laid the foundation for a prolific career, during which she became a recognizable voice in the industry. Her early filmography includes roles in a wide range of series, such as Rinslet Walker in Black Cat, Elizabeth Liz Thompson in Soul Eater, and Masane Amaha in Witchblade, which is noted as one of her prominent early roles.

Throughout her career, Marchi has portrayed a diverse array of characters, often bringing energy and distinct personalities to her performances. Some of her most well-known and recurring roles include Rias Gremory in High School DxD, Panty Anarchy in the innovative series Panty & Stocking with Garterbelt, and Cana Alberona in the long-running fantasy epic Fairy Tail. She has also voiced significant characters like Charlotte E. Yeager in the Strike Witches franchise, Mitsuko Kongo in A Certain Scientific Railgun, and Gou Matsuoka in the Free! swimming series. Her range extends to comedic roles such as Lucoa in Miss Kobayashi's Dragon Maid S and Himari Takanashi in Interviews with Monster Girls, as well as characters in popular titles like Mt. Lady in My Hero Academia and Kishirika Kishirisu in Mushoku Tensei: Jobless Reincarnation.

Beyond her work in front of the microphone, Jamie Marchi is a multifaceted contributor to the dubbing industry. She frequently works as an ADR (Automated Dialogue Replacement) director and script writer, roles in which she helps adapt Japanese scripts for English-speaking audiences and guides other voice actors in their performances. Her work in these behind-the-scenes capacities is extensive, with writing and directing credits on numerous series, including Spice and Wolf, Sgt. Frog, Baka and Test, and High School DxD, among others. Marchi has expressed that her experience in acting, directing, and writing is deeply interconnected, with each discipline informing and enhancing her skills in the others. Her career is a testament to her versatility and deep involvement in the craft of anime localization.