S. Ramachandran

• S. Ramachandran (filmmaker), Indian film journalist and director
• S. Ramachandran (scientist), Indian biotechnologist
• S. M. Ramachandran, Indian politician in Tamil Nadu
• Srinivasan Ramachandran, Indian bioinformatician
• Subramaniam Ramachandran, missing Sri Lankan Tamil journalist
• N. S. Ramachandran, Indian composer of Carnatic music
• Panruti S. Ramachandran, Indian politician in Tamil Nadu
• V. S. Ramachandran, Indian-American neuroscientist
• S. Ramachandran Pillai, Indian communist politician from Kerala
• S. Ramachandran. Indian politician in Tamil Nadu