Dia Mirza Handrich nicknamed Dee and more popularly known as Dia Mirza, (Bengali, on December 9, 1981) is a Indian model and actress who appears in Bollywood films. The actress along with her boyfriend Sahil Sangha and good friend Zayed Khan has started her own production house, Born Free Entertainment, and their the first film Love Breakups Zindagi made under the banner was released on 7 October 2011.

Dia Mirza was born in Hyderabad, Andhra Pradesh. Her father, Frank Handrich, was a German graphic and industrial fair designer, architect, artist and interior designer from Munich and her mother, Deepa is a Bengali Hindu who is an interior designer, landscaper and currently does social work as a volunteer to help alcoholics and addicts. They separated when she was six years old. Her father died when she was nine and her mother remarried Ahmed Mirza, who died in 2004. She adopted her stepfather's surname Mirza and has recently adopted the last name of her birth-father and became Dia Mirza Handrich. She is a Hindu. When living in Khairatabad, Hyderabad district, she attended Vidyaranya High School for Boys And Girls, a school based on the teachings of Jiddu Krishnamurti, and later Nasr School, in Khairtabad. She attended Stanley Junior College and completed her graduation in Bachelors of Arts from Andhra Pradesh Open University, Hyderabad.

Mirza started working at the age of 16 years while continuing her college education. She worked as a marketing executive in a multi-media firm called Dr. Neeraj’s Multi media studio. She simultaneously modeled for the print and television advertisement campaigns of various brands such as Walls, Lipton, Emami etc. Mirza wanted to complete her graduation in Arts by correspondence, but decided to postpone it as it was becoming difficult to juggle between the Miss Asia Pacific competition, modeling assignments, traveling and training. She is proficient in Telugu, Bengali, Hindi, Urdu, and English.