Career
She voiced the title role in the English version of the animated feature film Ponyo. Noah is the younger sister of Miley Cyrus and Trace Cyrus. Cyrus began her acting career at age three, playing "Gracie Hebert" for six episodes of the television show Doctor
She was a background dancer in the 2009 film Hannah Montana: The Movie and played small roles in six episodes of the Disney Channel Original Series Hannah Montana.
She appeared in the straight-to-Digital Video Disc movie Mostly Ghostly where she was spotted as a Trick or Treater. Her first movie role was in 2008 in the English version of the anime feature film Ponyo in which she voiced the title character.
She sang the English version of the theme song to the film with Frankie Jonas. Between 2009 and 2010 Cyrus also ran a webshow with Emily Grace Reaves, called The Noie and Ems Show.
In 2013, Cyrus used her 13th birthday as an opportunity to raise funds for the ban of using horse-drawn carriages in New York City.
She also posed in a People for the Ethical Treatment of Animals ad protesting the use of animal dissection in high school lab classes.