Mariela Ortiz, born August 5, 1976, is the English voice actor of Yuka in the Azumanga Daioh anime. She is also a DVD coordinator and production assistant who used to work for ADV Films, as well as an accomplished stage performer who has appeared in productions in both Texas and New York. Furthermore, she has worked on the costume department. Ortiz lives in Dallas, Texas and works at Funimation Entertainment. She has also appeared in D.N.Angel, Kaleido Star, One Piece and Air Gear.