Alyson Renae Michalka, credited as Aly Michalka (born March 25, 1989), is an American actress and a singer-songwriter. She is perhaps best known for her role on Phil of the Future as Keely Teslow and as one-half of the pop duo Aly & AJ.

Alyson began acting at the age of five in stage productions by churches her family attended outside Seattle, Washington, and in Thousand Oaks California. She was featured in numerous musicals including "Jailhouse Rock" and "A Time to Remember." Alyson, who plays piano and guitar, also writes music and sings with her younger sister Amanda in the pop-music duo Aly & AJ. The sisters are currently working in the recording studio with award-winning music producers Ray and Greg Cham (The Cheetah Girls (2003) (TV) ( _Full Court Miracle (2003) (TV)_ ). When she isn't acting, Alyson enjoys drawing. Her artistic talent was recognized by Hallmark Cards. When she was in the fourth grade, she won a contest for a Christmas card in 1999, when she was 10. Lately, Alyson is interested in fashion and sewing, and has plans to design a clothing line. The Torrance, California, native has two dogs, Saint and Bandit, and lives with her parents and sister in Los Angeles, California.