Katherine Heigl is an American actress and model, renowned for her dynamic performances in both television and film. Born as Katherine Marie Heigl on November 24, 1978, in Washington D.C., she rose to prominence through her compelling roles and has become a well-recognized figure in the entertainment industry. Heigl's career began in childhood, initially as a model with Wilhelmina Models, which paved the way for her transition into acting.

Heigl made her film debut in 1992 with That Night, and over the next few years, she appeared in several films, including My Father the Hero (1994), Under Siege 2: Dark Territory (1995), Wish Upon a Star (1996), and Bride of Chucky (1998). However, it was her role as Isabel Evans on the science fiction television series Roswell (1999–2002) that marked a significant turning point in her career, earning her nominations for both the Saturn Awards and Teen Choice Awards.

Heigl's breakthrough came when she joined the cast of the ABC medical drama Grey's Anatomy as Dr. Izzie Stevens in 2005. Her performance in this beloved series garnered her widespread acclaim, and she won the Primetime Emmy Award for Outstanding Supporting Actress in a Drama Series in 2007. The character became a fan favorite and helped establish Heigl as a leading actress in Hollywood.

Transitioning into film, Heigl starred in several successful romantic comedies, solidifying her status as a box office draw. Notable films from this period include Knocked Up (2007), 27 Dresses (2008), The Ugly Truth (2009), Killers (2010), Life As We Know It (2010), and New Year's Eve (2011). These films showcased her talent for blending humor with heartfelt emotion and contributed to her popularity in the genre.

Beyond her film work, Heigl has also ventured into television production. She served as an executive producer on the NBC series State of Affairs (2014–2015) and later on the Netflix series Firefly Lane (2021–2023). In addition, she starred in the legal drama Suits during its final two seasons (2018–2019), further demonstrating her versatility as an actress.

Heigl's career is not limited to acting and production; she has also lent her voice to animated characters in films such as The Nut Job (2014) and its sequel. She continues to explore new opportunities in the industry, including the upcoming limited series Woodhull.

Outside of her professional life, Katherine Heigl has been married to singer-songwriter Josh Kelley since December 23, 2007. Together, they have three children, and Heigl has often spoken about the joys and challenges of motherhood. Throughout her career, she has also graced the covers of numerous magazines, including Maxim, Vanity Fair, and Cosmopolitan, further cementing her status as a multifaceted talent in the entertainment world.