Heathcliff Andrew Ledger is an Academy Award-nominated Australian actor. In 1999, Ledger starred in the Hollywood teen comedy ?10 Things I Hate about You? and also had the lead role in the acclaimed Australian movie Two Hands. In 2001, Ledger won the ShoWest Award for the Male Star of Tomorrow based on his performance in ?The Patriot?, and worldwide release of the hit anachronistic jousting romp ?A Knight’s Tale?.
In 2005, Ledger received a “Best Actor in a Drama” Golden Globe nomination for his acclaimed performance in ?Brokeback Mountain?. He also received “Best Actor of 2005” awards from both the New York Film Critics Circle and the San Francisco Film Critics Circle, as well as an Academy Award nomination for ?Best Actor?.
Source - http://en.wikipedia.org/wiki/Heath_ledger