Parakkal Unnikrishnann is an Indian Carnatic vocalist and playback singer.
At the age of 12, Unnikrishnan was introduced to Carnatic music by V. L. Sheshadri, being inspired by Sangita Kalanidhi Dr S. Ramanathan. For six months, he attended a special workshop on 'Veena Dhanammal Bhani' under Sangeetha Kalanidhi T. Brinda and Sangeetha Kalanidhi Dr T. Vishwa Nathan. Unnikrishnan won the National Film Award for Best Male Playback Singer for his debut movie songs 'Ennavale Adi Ennavale' and 'Uyirum Neeye,’composed by A. R. Rahman. He is the first male playback singer to receive a national award for a Tamil song & was one of the permanent judges of the reality TV show AIRTEL Super Singer on Vijay TV. In 2012, Unnikrishnan rendered a series of Devotional songs on Lord Ganesha, Lord Ayyappan, Lord Venkateswara, and Devi among others.