Prabaharan Kumararatnam (Tamil: à ®ªà ®¿à ®°à ®ªà ®¾à ®Âà ®°à ®©à ¯ à ®Âà ¯Âà ®®à ®¾à ®°à ®°à ®¤à ¯Âà ®¨à ®®à ¯Â) is a Sri Lankan lawyer who serves as a judge of the Court of Appeal of Sri Lanka. He was appointed by President Gotabaya Rajapaksa and has served since 1 December 2020.
Kumararatnam previously served as a judge in Sri Lanka's High Court before his appointment to the Court of Appeal. He has also served as a pusine judge in Fiji.