Laura Marie Marano (born November 29, 1995) is an American actress, singer-songwriter and model. She has appeared in the showsWithout a Trace and Back to You, in both instances playing the daughter of the lead characters. She is Vanessa Marano's younger sister and is currently nineteen years old. She stars as Ally Dawson on the Disney Channel's Original Series Austin & Ally. Laura Marano started acting in the theatre when she was 5 years old and she has done numerous plays at the Agoura Children's Theatre, and continued her acting in many national commercials. She is a very talented girl and almost always replies to any tweet she gets on her Twitter account.