Katherine Heigl made her acting debut with the movie That Night in 1992. This movie is written and directed by Craig Bolotin and stars C. Thomas Howell and Juliette Lewis in the lead. Later in 1994, she appeared in the movie, My Father the Hero, a French- American comedy-drama which is directed by Steve Miner.
After a year, Heigl featured in the movie, Under Siege 2: Dark Territory, an American action film set on board a train traveling through the Rocky Mountains from Denver to Los Angeles, Directed by Geoff Murphy.
Later, Heigl played the role of Izzie Stevens on the ABC Medical drama Grey's Anatomy from 2005 to 2010. For this role, she won the Primetime Emmy Award for outstanding supporting Actress.
Her other popular films are Knocked Up, The Ugly Truth, Killers, Life As We Know It, and New Year's Eve. She also played the lead role in the television series State of Affairs from 2014 to 2015.
Apart from her acting career, Heigl is a fashion model and has featured in numerous renowned magazines like Maxim, Vanity Fair, and Cosmopolitan.
Katherine Heigl is the holder of American nationality and belongs to white ethnicity. Heigl got engaged to her boyfriend-singer, Josh Kelley. They got married on December 23, 2007, in Park City, Utah. The couple adopted two babies, a daughter, Naleigh, from South Korea and a daughter, Adelaide, from the U.S. Later she gave birth to a son, Joshua Bishop Kelley, Jr., on December 20, 2016.
As an actress, Heigl has earned a tremendous amount of money from her acting career. Her lavish living style strongly buys a point that she has a handsome salary. Currently, her net worth is estimated to be around $31 million.