Stephanie Ru-Phan Sheh (born April 10, 1977 in Los Angeles, California) is a Chinese-American actressvoice actressdirectorscript writer, and producer who has works for 4Kids Entertainment, Attack of the Show!Bang Zoom! EntertainmentBandai EntertainmentGeneon EntertainmentMedia BlastersNYAV PostSony Pictures EntertainmentSony Pictures ClassicsFUNimation EntertainmentUrban Vision, and Viz Media. She is also credited as Jennifer SekiguchiStephanie ShaneStephanie SheaTiffany HsiehLulu ChiangLaura Chyu, and Becky Chiang. As "Jennifer Sekiguchi", she has been honored with a nomination for "Best Voice Actress in an Anime Comedy" by the American Anime Awards for her voice-over work as Kirie Kojima in Girls Bravo, and Guu in Haré+Guu.

She was the English voice of Mamimi Samejima in FLCL.

She is often involved with doing voice over work in anime, original animation, video games, dubbing, commercials, and TV shows. Her most notable roles in her work in anime are Orihime Inoue in BleachEureka in Eureka SevenKirie Kojima in Girls BravoHisako Ichiki/Armor in Marvel Anime: X-MenMikuru Asahina in The Melancholy of Haruhi Suzumiya, Hana Makihatayama in Magical DoReMiWendy Garret in Gun X SwordGuu in Haré+GuuHazumu Osaragi in Kashimashi: Girl Meets GirlAkira Kogami from Lucky ☆ StarHinata Hyuga in Naruto and Naruto: ShippūdenAudrey Burne in Mobile Suit Gundam Unicorn, and Yui Hirasawa from K-On!. She has stated that she related more to Mamimi Samejima in FLCL and Hinata Hyuga in Naruto and Naruto: Shippūden when she was growing up.