Rustam Kasimdzhanov

Rustam Kasimdzhanov
Kasimdzhanov in 2023
Personal information
Born (1979-12-05) 5 December 1979
Tashkent, Uzbek SSR, Soviet Union
Chess career
CountryUzbekistan
TitleGrandmaster (1997)
World Champion2004–2005 (FIDE)
FIDE rating2668 (March 2026)
Peak rating2715 (May 2015)
RankingNo. 47 (March 2026)
Peak rankingNo. 11 (October 2001)

Rustam Kasimdzhanov (born 5 December 1979) is an Uzbek chess grandmaster and a former FIDE World Chess Champion (2004–2005). He was Asian champion in 1998.

In addition to his tournament play, Kasimdzhanov was a longtime second to Viswanathan Anand, including during the 2008, 2010 and 2012 World Championship matches. He has also trained World Championship candidates Sergey Karjakin and Fabiano Caruana.