|Born||Hyderabad, Telangana, India|
Reddy was born to interior designer and mother a dress designer. Her grandfather is Ganga Reddy, Ex Member of Parliament from Nizamabad in Telangana. She was raised in Bangalore. She did her schooling in Jiddu Krishnamurthy's The Valley School near Kanakapura, Bangalore. She was trained in Bharatanatyam for eight years. She briefly attended St. Joseph Public School in Hyderabad. She also attended Ryerson University for higher education in Toronto, Canada and Baltimore, U.S.
In 1996,Keerthi Reddy made her first movie debut in a comedy thriller opposite Ali directed by S V Krishna Reddy.In 1998 Reddy portrayed a role in Tholi Prema opposite Pawan Kalyan which is a classical love story in Telugu Film industry.In 2000, Reddy made her Bollywood debut in Tera Jadoo Chal Gayaa opposite Abhishek Bachchan. Her next film Pyaar Ishq Aur Mohabbat featured her as Isha Nair opposite the debutant Arjun Rampal. Her role was of a girl who was loved by three men Gaurav Saxena, Yash Sabarwal and Taj Bharadwaj. The latter two roles were portrayed by Suniel Shetty and Aftab Shivdasani. In 2002, Reddy had a supporting role in Badhaai Ho Badhaai opposite Anil Kapoor and Shilpa Shetty. After a career in Bollywood, she stopped acting in Hindi films.
In 2002, Reddy acted in Super Star, her only Kannada film. In 2004, Reddy acted in the Telugu film Arjun starring Telugu superstar Mahesh Babu, for which she received her only award, a Filmfare Best Supporting Actress Award in Telugu.
|1999||Ninaivirukkum Varai||Sandhya||Tamil||Preminche Manasu||Telugu|
|2000||Tera Jadoo Chal Gayaa||Keerthi Reddy||Hindi|
|2001||Pyaar Ishq Aur Mohabbat||Isha Nair||Hindi|
|2002||Badhaai Ho Badhaai||Florence D'Souza||Hindi|
|2004||Arjun||Meenakshi||Telugu||Filmfare Best Supporting Actress Award in Telugu|