Routley was born in Melbourne, Australia. In 1996 Routley's first book was released in the U.S., entitled Mage Heart which is the first book in the Mage Heart series. She has since released two more novels in the series. In 2000 all three novels were published in Australia. Dutch and German editions have also appeared. Routley had also published the novel The Three Sisters in the U.S. under the pseudonym Rebecca Locksley. She has written a number of short stories including a contribution to Paul Collins' Fantastic Worlds anthology with City of Whirlwinds. Fire Angels and Aramaya both won the Aurealis Award for best fantasy novel in 1998 and 1999 respectively.