Trippunithura Narayanaiyer Krishnan (6 October 1928 – 2 November 2020) was an Indian Carnatic music violinist. Along with Lalgudi Jayaraman and M. S. Gopalakrishnan he was considered part of the violin-trinity of Carnatic music. He was awarded the Madras Music Academy's Sangeetha Kalanidhi in 1980. He was also the recipient of the Padma Bhushan, India's third highest civilian honour, in 1992, and earlier, the Padma Shri, India's fourth highest civilian honour, in 1973.