Petra Maganai Vitra Annai () is 1958 Indian Tamil-language film, directed by V. Ramanathan and produced by Modern Theatres. The film stars S. S. Rajendran, R. S. Manohar, A. Karunanidhi and E. R. Sahadevan, with C. R. Vijayakumari, Pandari Bai and T. P. Muthulakshmi in supporting roles. It was released on 30 May 1958.
Music was composed by ViswanathanâÂÂRamamoorthy and lyrics were written by Thanjai N. Ramaiah Dass, A. Maruthakasi, Pattukkottai Kalyanasundaram and S. D. Sundharam. The song "Thendral Urangiya Podhum" is tuned in Abheri Ragam. The song "Kaalamenum Kaattaaru" was taken from the stage play Kaviyin Kanavu authored by S. D. Sundaram.