Gábor Kállai (21 February 1959 – 31 December 2021) was a Hungarian chess Grandmaster.

Basic Chess Openings is his most popular work, published in Hungarian, Italian, English and French.

[2] In 2015, he was appointed a master instructor at the Hungarian Physical Education University.

[3] From 2001 to 2005 he was the Professional Director of the Hungarian Chess Federation (HCF).

In 2006, he was a founding member of the Hungarian Association of Talent Support Organizations.