Ilamparthi Avalpoondurai Ravikumar is an Indian chess grandmaster from Chennai. He won the under-14 section of the World Youth Championship and the WR Chess Junior tournament in quick succession in early 2023, and took third place at the Slovakia Chess Open in 2024.

In August 2025 he led Velammal School to World Schools Team Championship gold with a perfect team score, winning individual gold on board four, and that October he sealed his final Grandmaster norm at the Bijeljina Open to become India's 90th grandmaster.