Sebastiaan De Jong

NED · 33 yrs · K=20 · Peak 1863 (Sep 2025)

Best performance: 1946 at Dutch Open 2025 - Reserve C(Best of 2025)

World #=72619 live851#73,470 publishedNetherlands #=2955

OCT26 Rating

1810

Live Rating

1817.0

Change

+7.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

	Tournament	Score	Change	TPR	After
	Dutch Team Competition 2026-2027 Klasse 7COct 3 – Apr 3, 2027TPR 2499	1/1	+7.0	2499	1817.0

5 of 24 events · All years

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.

Open Schaak Kampioenschap Arnhem 2026, Group B1691
Sep 2026Swisschess-results.com
#3 in 2026Score 2½/6Opp avg 1691Start 1833
Dutch Open 2026 - Reserve B1816
Jul 2026Swissfederation source
Best of 2026Score 5/9Opp avg 1773Start 1844
HSG Open 2026 Group C1754
Jun 2026Individualchess-results.com
#2 in 2026Score 2½/4Opp avg 1629Start 1844
Dutch Team Competition 2025-2026 Klasse 6C—(1)
Oct 2025 – Mar 2026Teamfederation source
Score 4/7Opp avg 1888Start 1819
Tata Steel Chess 2026 - Dagvierkampen—(2)
Jan 2026Round robinfederation source
Score 1½/3Opp avg 1820Start 1802

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