Kaleeswaram Raj is a lawyer in the Supreme Court of India. He was the lead counsel for the petitioner in Joseph Shine v. Union of India (2018), the case that decriminalized the offence of adultery in India. Raj has been an active litigation lawyer in the fields of civil, criminal and constitutional law. He has earlier authored The Spirit of Law (2012) and Rethinking Judicial Reforms: Reflections on Indian Legal Syatem (2017).
He has been writing on socio-legal issues in leading newspapers and periodicals in India. He lives in Delhi and Kochi.