Catherine Tresa Alexander (born 10 September 1989) is an Indian actress and model. She has established her career predominantly in Telugu and Tamil films. She made her debut in 2010 in the Kannada film Shankar IPS.
Catherine Tresa was born to Malayali parents, Frank Mario Alexander and Tresa Alexander in Dubai. She was raised as a Christian She did her Class 12 in Dubai and moved to Bangalore for higher education. 
Catherine made her acting debut in 2010 Kannada film Shankar IPS opposite Duniya Vijay. Catherine went on to act in the Malayalam films, The Thriller and Uppukandam Brothers: Back in Action.In 2011, she did a role in the Kannada film Vishnu that she said was “equally opposite to her real life”. 