Praggnanandhaa R (Rameshbabu Praggnanandhaa) is an Indian chess grandmaster, born on 10 August 2005 in Chennai. He earned the grandmaster title in 2018 at the age of 12, becoming one of the youngest players in history to do so. He later represented India at the 2022 Asian Games, where the men's team won the silver medal.

Praggnanandhaa finished second at the 2023 FIDE World Cup and won Olympiad team gold with India in 2024. In 2025 he won the Tata Steel Masters and the FIDE Circuit, qualifying for the 2026 Candidates Tournament. In 2026 he became the first Indian player to win Norway Chess, and later that year won the Grand Chess Tour Finals and the overall Grand Chess Tour title.