Austra is an island on the border between Nord-Trøndelag and Nordland counties in Norway. The 88-square-kilometre (34 sq mi) island is shared between the municipalities of Bindal, Leka and Nærøy. The highest point is the 588-metre (1,929 ft) tall Romsskåla.

Katie Austra Stelmanis (born 1985) is a Toronto-based Latvian-Canadian musician, who has performed and recorded both as a solo artist and with the band Austra.

Stelmanis identifies herself as queer.

Her debut album, Join Us, was released by Blocks Recording Club, a collective also home to artists including Owen Pallett. She is classically trained and began performing in the Canadian Children’s Opera Chorus at age 10. She was subsequently a member of the band Galaxy, along with Maya Postepski and Emma McKenna.

Her debut single as a solo artist, "Believe Me", was released by Loog Records and Vice Records on 22 June 2009.

In 2008, Stelmanis appeared on Fucked Up's album The Chemistry of Common Life. She also contributed tracks to the compilation albums Friends in Bellwoods and Friends in Bellwoods II.

In 2011, she co-wrote and sang on the Death in Vegas songs "Your Loft My Acid" and "Witchdance" from the album Trans-Love Energies.