Aldiar Añsat (; born July 15, 2008) is a Kazakhstani chess player.
In December 2023, he won the Kazakhstani Chess Championship, prevailing over Arystanbek Urazaev and grandmaster Denis Makhnev after the rapid tiebreak games.
In April 2025, he won the Asian Zonal 3.4 Chess Championship, earning the right to play in the Chess World Cup 2025.
He attends the School Lyceum No. 70 in Astana.