Date of Birth: 
About Thiruchi Loganathan
- Thiruchi Loganathan (24 July 1924 - 17 November 1989) was a playback singer of the Tamil film industry.
- He is known for his work in movies such as Manthiri Kumari (1950) and Parasakthi (1952).
- He was married to Rajalakshmi, daughter of actress C.
- T.
- Rajakantham and Kali N.
- Rathnam.
- His sons are, T.
- L.
- Maharajan, Deepan Chakravarthy, and T.L.
- Thyagarajan, who are also popular playback singers.
- It is believed he married actress Shanmugasundari.
- Shanmugasundari had five daughters, among them popular singer and actress T.K.
- Kala, but little is known about the father.
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