Chelsie Monica

Chelsie Monica Ignesias Sihite is a Woman International Master (WIM) from Indonesia who has built one of the most recognized chess personalities in Southeast Asia. Born on November 2, 1995 in Balikpapan, East Kalimantan, she earned her WIM title at the 2011 ASEAN+ Age Group Chess Championship in Tarakan, establishing herself as one of Indonesia's top female chess players at a young age.

Beyond competitive play, Chelsie has become a central figure in online chess community building. She serves as the Indonesian Community Manager at Chess.com, where she helps grow and support one of the platform's most active regional communities. Her role bridges the gap between the global chess platform and Indonesia's passionate chess scene, organizing events and fostering engagement across the region.

Chelsie is also a prolific content creator and streamer. She maintains an active presence on Twitch and YouTube, where she streams bullet chess, participates in tournaments, and provides entertaining chess commentary. On Lichess, where she plays under the handle "sieica," she holds a bullet rating of 2678 and is recognized as both a Lichess coach and official streamer. She has played over 13,000 games on the platform.

With over 116,000 followers on Instagram, Chelsie has built a significant social media presence that extends well beyond the chess board. She represents a new generation of chess personalities who combine competitive strength with engaging content creation, making chess more accessible and appealing to younger audiences across Indonesia and the wider chess world.