Nikolas Theodorou

Nikolas Theodorou (Greek: Νικόλας Θεοδώρου; born 17 September 2000) is a Greek chess player who holds the title of Grandmaster since 2021. He is a Chess Olympiad individual silver medal winner (in 2022).

Nikolas Theodorou
Nikolas Theodorou in 2023
Country	Greece
Born	(2000-09-17) 17 September 2000 (age 24) Athens, Greece
Title	Grandmaster (2021)
FIDE rating	2646 (August 2025)
Peak rating	2646 (August 2025)
Ranking	No. 82 (August 2025)
Peak ranking	No. 82 (August 2025)

Biography

Nikolas Theodorou was born in Athens in 2000. In 2006 his family moved to Atsipopoulo in Rethymno for business reasons. He grew up there, where he finished elementary school.^[1]

In Rethymnon, Nikolas Theodorou attended high school. He was an excellent student and in 2018 he graduated from the Experimental High School of Rethymnon.

From a very young age (2007) Nikolas Theodorou started chess lessons at the Chess Club of Rethymno. Since 2015 he has been a student of the Chania Chess Academy.

Nikolas Theodorou has taken part in many pan-Hellenic and international chess tournaments. In 2022, with the chess team of the Saint Louis University, he achieved first place in the Final Four of the USA Collegiate Chess.

Nikolas Theodorou played for Greece in the European Team Chess Championship:^[2]

• In 2017, at third board in the 21st European Team Chess Championship in Hersonissos (+3, =1, -3).

Nikolas Theodorou played for Greece in the Chess Olympiad:

• In 2022, at second board in the 44th Chess Olympiad in Chennai (+6, =3, -0) and won individual silver medal.^[3]

In 2016, he was awarded the FIDE International Master (IM) title and received the FIDE Grandmaster (GM) title five years later.

In May 2022, Nikolas Theodorou received his bachelor's degree with a double major in Physics and Mathematics, from Saint Louis University in the USA. In August 2024, he received a master's degree in the Biostatistics & Health Analytics program at the same university and had a renewed full scholarship to continue his participation in the university chess team.

In August 2024, he won the Riga Technical University Open "A" tournament.^[4]

In June 2025, he won that year’s edition of the UzChess Cup Challengers section.^[5] In July 2025, he won the Biel Challengers.^[6] In August 2025, he entered the FIDE World Top 100 for the first time in his career.