Thiruvidaimarudur Sambamurti Ganapaadigal Balakrishna Sastrigal (1919–2003) was a Great Hindu scholar and harikatha exponent.
TS Balakrishna Sastrigal was born in 1919 in the town of Madras now known as Chennai in Tamil Nadu to Sambamurti Ganapaadigal.
Sambamurti Ganapaadigal was a Vedic scholar who gave discourses.
During his days in college, Balakrishna Sastrigal was proficient in English literature and acted in a few Shakespeare plays.
Sastrigal's eldest son is Tamil actor, playwright and film director, T. S. B. K. Moulee.