De Ravin was born in Mount Eliza, Victoria, Australia (a town to the south east of Melbourne). Having studied ballet since the age of nine, she was accepted into the highly selective Australian Ballet School at fifteen. There, she performed in productions with the Australian Ballet as well as Danceworld 301. De Ravin studied acting at Australia's National Institute of Dramatic Art, and with the Prime Time Actors Studio in Los Angeles. De Ravin was married to actor Josh Janowicz from 19 June 2006 to January 2007, separating after six months of marriage. De Ravin's typical French last name means "From the ravine/gully" and her first name is originally spelt Émilie .

Emilie de Ravin's first major role was as Curupira in the TV series BeastMaster.

Later, she played alien/human hybrid Tess Harding in Roswell. She landed this role one month after moving to Los Angeles at the age of 18.

After 2 years on the show, she then made notable guest appearances in "CSI: Miami" (2002) and "The Handler" (2003).

She stayed in TV, playing the bad girl Chris in Carrie (2002) (TV), a movie made for TV. She also changed genres, starring in Santa's Slay (2005), a black comedy.

Emilie has shown her versatility by branching out into film, making her debut at Sundance 2005 with the the award-winning indie film Brick (2005). She starred in the remake The Hills Have Eyes (2006) in 2006, which debuted at No.1 in the UK box office.

She is now on the Emmy-award winning ABC series "Lost" (2004), playing "Claire", a young Australian who gave birth on the mysterious island and has a close relationship with heroin-addict "Charlie", played by Dominic Monaghan.

In 2007, she was honoured by the Australians In Film Council, joining such Australians as Nicole Kidman, Russell Crowe and Hugh Jackman.

She presented at the 2007 MuchMusic Video Awards on Sunday, June 17, 2007.

Variety.com reported that she will be staring in the film Ball Don't Lie. It was also reported that she will appear in The Perfect Game.

• Emilie has two older sisters.
• Emilie studied acting at the National Institute of Dramatic Art in Australia (NIDA), and with the Prime Time Actors Studio in Los Angeles.
• Emilie studied ballet since the age of 9 and at the age of 15, she was accepted into the highly selective Australian Ballet School. She performed in productions of the Australian Ballet Company as well as Danceworld 301.
• Emilie has a dog named "Bella"
• Did a workshop at the prestigious Australian drama school, NIDA.
• Became engaged to actor Josh Janowicz on 1 January 2005 while they visited her family back in Australia for the holidays.
• In "Roswell" (1999) she played an alien who gets pregnant and leaves the earth before the pregnancy is visible. In "Lost" (2004) she plays girl who is near the end of her pregnancy. In Brick (2005) she plays a girl murdered in her third month of her pregnancy.
• Named #47 on the Maxim magazine Hot 100 of 2005 list.
• She is Australian and is of French and British heritage.
• Named #65 on Maxim magazines "Hot 100" list of 2006
• Her paternal great great grandparents were French. They immigrated to Australia. "De Ravin" means "from (the) ravine" in French.
• Her wedding dress was designed by Monique Lhuillier
• Has starred in two remakes, Carrie (2002) (TV) and The Hills Have Eyes (2006).

"I want to pursue as much of a serious acting career as I can, not just a flimsy overnight career. I take it very seriously and I really want to pursue it for the rest of my life."

"It's actually fun to not know anyone and go out and find friends, or let them find you."