Sneha is married to R. Madhavan, a well-known Tamil actor, on February 23, 2009. The couple has a son, Aaditya, born on September 9, 2011. Sneha is known for her philanthropic work, particularly in the area of education and healthcare.
Growing up in a film-oriented family, Sneha was exposed to the world of cinema from a young age. She began her acting career as a child artist, appearing in films like "Thiruvilayadal" (1996) and "Gnanapazham" (1996). Her early start in the industry helped her gain valuable experience and exposure, which would later prove beneficial in her career.