Parthen Rasithen (transl. I saw and admired) is a 2000 Indian Tamil-language romantic thriller film written and directed by Saran. The film stars Prashanth, Simran and Laila, while Raghuvaran, Jai Ganesh, Vinu Chakravarthy, Vaiyapuri, Charle, Dhamu, Lawrence Raghavendra, Fathima Babu and Jyothi play supporting roles. It narrates Shankar's love story with Sarika, but problems and misunderstandings plague their romance. Bhanu, Shankar's best friend, also falls in love with him, and schemes to get Shankar to fall in love with her and break his love with Sarika.

The film was released on 11 August 2000, and received positive critical reception with Simran's performance receiving acclaim. The film became a sleeper hit and achieved blockbuster run at the box office. The film was remade in Telugu as Naa Manasistha Raa (2001).