Ioannis Papaioannou

Ioannis Papaioannou
Ioannis Papaioannou, 2011
CountryGreece
Born20 April 1976 (1976-04-20) (age 49)
Athens, Greece
TitleGrandmaster (1998)
FIDE rating2626 (June 2025)
Peak rating2652 (August 2017)
Peak rankingNo. 85 (January 2002)

Ioannis Papaioannou (Greek: Ιωάννης Παπαϊωάννου; born 20 April 1976) is a Greek chess grandmaster. He is a four-time Greek Chess Champion.