Theodoros Matthaiou

GRE · 15 yrs · K=40 · Peak 1857 (Oct 2026)

Best performance: 2068 at ΑΝΟΙΞΙΑΤΙΚΟ open CHESS SQUARE (ΜΟΝΟ ΣΑΒΒΑΤΑ)(Best of 2026)

World #=70432 live10732#59,700 publishedGreece #=843

OCT26 Rating

1857

Live Rating

1821.0

Change

-36.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

	Tournament	Score	Change	TPR	After
	ΟΜΑΔΙΚΟ ΠΡΩΤΑΘΛΗΜΑ ΠΑΙΔΩΝ-ΚΟΡΑΣΙΔΩΝ ΑΤΤΙΚΗΣ 2026Sep 27 – Nov 15TPR 696	0/1	-36.0	696	1821.0

Event timeline · Classical

38 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

ΟΜΑΔΙΚΟ ΠΡΩΤΑΘΛΗΜΑ ΠΑΙΔΩΝ-ΚΟΡΑΣΙΔΩΝ ΑΤΤΙΚΗΣ 2026-36.0
Sep – Nov 2026Teamchess-results.com
Score ½/2Opp avg 1677Start 1845
33ο OPEN ΝΙΚΑΙΑΣ "ΤΙΜΗ ΣΤΗΝ ΕΘΝΙΚΗ ΑΝΤΙΣΤΑΣΗ"// 36ο ΚΑΙ 29ο ΠΑΝΕΛΛΗΝΙΑ ΑΝΟΙΚΤΑ ΑΤΟΜΙΚΑ ΠΡΩΤΑΘΛΗΜΑ 2026 (OPEN & ΓΥΝΑΙΚΩΝ)// GROUP A1814
Aug – Sep 2026Swisschess-results.com
#6 in 2026Score 4/9Opp avg 1857Start 1845
16ο ΠΑΠΑΝΑΣΤΑΣΙΟ» open ΣΚΑΚΙΣΤΙΚΟ ΤΟΥΡΝΟΥA 24 - 30 ΑΥΓΟΥΣΤΟΥ 2026 Α' ΟΜΙΛΟΣ1926
Aug 2026Swisschess-results.com
#2 in 2026Score 4½/7Opp avg 1824Start 1845
19th PALEOCHORA INTERNATIONAL CHESS TOURNAMENT - A' GROUP1783
Jul 2026Swisschess-results.com
#7 in 2026Score 3/9Opp avg 1908Start 1745
ΑΝΟΙΞΙΑΤΙΚΟ open CHESS SQUARE (ΜΟΝΟ ΣΑΒΒΑΤΑ)2068
May – Jun 2026Swisschess-results.com
Best of 2026Score 5½/7Opp avg 1828Start 1743
28th Iraklio Chess Tournament - Athens Challenge 2026 GroupA Ατομικό Πρωτάθλημα Αττικής1760
Jun 2026Swisschess-results.com
#8 in 2026Score 5/9Opp avg 1717Start 1731
ΟΜΑΔΙΚΟ ΚΥΠΕΛΛΟ ΑΤΤΙΚΗΣ 2026—(1)
Apr – Jun 2026Teamchess-results.com
Score ½/1Opp avg 1871Start 1843
10th open Thomas Georgiou1648
Mar – May 2026Swissfederation source
#11 in 2026Score 4/7Opp avg 1720Start 1688
Greek Youth U16 Individual Championship Finals 2026 | Open U161607
Apr 2026Swisslichess
#12 in 2026Score 4/9Opp avg 1650Start 1843
3rd International Open Chess Tournament of Katerini GROUP B1888
Mar 2026Swisslichess
#3 in 2026Score 6/7Opp avg 1579Start 1688
2026 Team Championship of ESSNA - B Category1880
Jan – Mar 2026Swissfederation source
#4 in 2026Score 5/7Opp avg 1722Start 1709
21st Siaperas Triantafyllos Open 20261874
Jan – Feb 2026Swissfederation source
#5 in 2026Score 4½/7Opp avg 1817Start 1709
9th International Chess Open Tournament Vardaris 2026 A1757
Feb 2026Swissfederation source
#9 in 2026Score 1½/7Opp avg 1987Start 1682
2026 National Youth U18 Championships - open1675
Jan 2026Swissfederation source
#10 in 2026Score 3/9Opp avg 1800Start 1709
10th open Korinthou SAK Argonaftis1691
Dec 2025Swissfederation source
#5 in 2025Score 3½/6Opp avg 1691Start 1719
Festive open Chess Square Nov 20251758
Nov – Dec 2025Swissfederation source
#2 in 2025Score 3/5Opp avg 1758Start 1680
Attica Team Cup Lazaros Drepaniotis 2025—(1)
Nov – Dec 2025Teamfederation source
Score 0/2Opp avg 1733Start 1680
Attica Team Cup Spyros Bikos 2025—(0)
Nov – Dec 2025Teamfederation source
Score 1/1Start 1680
Autumn open chess Square Sep 20251698
Sep – Nov 2025Swissfederation source
#4 in 2025Score 3½/7Opp avg 1698Start 1538
2nd open SO Pagkratiou - Kaisarianis Sep 20251725
Sep – Oct 2025Swissfederation source
#3 in 2025Score 3/6Opp avg 1725Start 1538
32nd Open Nikaias "Honour to National Resistance" 2025 B1785
Sep 2025Swissfederation source
Best of 2025Score 6½/9Opp avg 1644Start 1538
18th PALEOCHORA INTERNATIONAL CHESS TOURNAMENT - B1606
Jul 2025Swissfederation source
#6 in 2025Score 5½/9Opp avg 1606Start 1559
2025 National Youth Championships - open U141533
Jul 2025Swissfederation source
#8 in 2025Score 4/9Opp avg 1635Start 1559
2025 National Team Champiosnhip A Category1027
Jun – Jul 2025Swissfederation source
Score 0/3Opp avg 1827Start 1563
Spring open Chess Square May 20251596
May – Jun 2025Swissfederation source
#7 in 2025Score 3/6Opp avg 1668Start 1577

Recent opponents · Classical

Ioulios Stavros Pristouris

Rated near Theodoros Matthaiou · Classical

World

#=70432Milan Van Schie1821.0
#=70432Sergey Malinin1821.0
#=70432Theodoros Matthaiou1821.0
#=70432Emmanouil Sidiropoulos1821.0
#=70432Alboreno Vuka1821.0

Greece

#=839Dionysios Margaris Angelopoulos1822.0
#=843Konstantina Maniati1821.0
#=843Theodoros Matthaiou1821.0
#=843Emmanouil Sidiropoulos1821.0
#=843Alboreno Vuka1821.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE