Shelby Lindley

Shelby Lindley is an American voice actress who played the role as Tsumugi Kotobuki in the English version of the anime. She also works as a singer, songwriter and voice over artist.

Other Role
She played in several films as both supporting character and the leading character, as well as voicing several video game characters. She also takes part in several TV programs and theatrical/ live performance.
 * K-On! - Tsumugi Kotobuki
 * Mahou Shoujo Lyrical Nanoha A's - Shamal
 * Mahou Shoujo Madoka★Magica - Hitomi Shizuki
 * Shinryaku! Ika Musume - Chizuru Aizawa
 * Hyperdimension Neptunia: The Animation - Ram/White Sister
 * Sailor Moon - Mina Aino/Sailor Venus (DIC dub)
 * Noragami - Aimi Tabata
 * Coppelion - Taeko Nomura

Reference

 * Official site
 * Anime News Network