David Martínez Martin is a Spanish chess player[1] and coach[2] of several Spanish players including David Anton Guijarro and Sabrina Vega.
In June 2024, he organized the "Clash of Claims" event in Madrid, which was a match between former World Champion Vladimir Kramnik and grandmaster José Martínez Alcántara.
[3] In October 2024, he partnered with grandmaster Pepe Cuenca in the Team Chess Battle, where they made it to the finals and defeated Eric Rosen and Nemo Zhou to win the entire event.
[4][5] He is the coach of grandmaster David Antón Guijarro, Sabrina Vega (8 times Woman Spanish Chess Champion) and the Spanish women's team.
[7] In the 2024 Chess Olympic Games, he was the captain of the Spanish Absolute Team.