David Siamon

USA · 25 yrs · K=20 · Peak 2016 (Nov 2024)

Best performance: 2303 at 1st Annual Capital Open(Best of 2024)

World #=30047 live534#29,513 publishedUnited States #=847

OCT26 Rating

1989

Live Rating

1989.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	DMV 2026 Floris Two-Day Tournament — PremierSep 26 – Sep 27	1/2	—

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

50 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.

DMV 2026 Floris Two-Day Tournament — Premier—(2)
Sep 2026Swissfederation source
Score 1/2Opp avg 1579Start 2006
DC CHESS LEAGUE 2026-2027, Round 1 — OPEN—(1)
Sep 2026Teamfederation source
Score ½/1Opp avg 2045Start 2006
63rd Annual Baltimore Open - U2200—(2)
Jan – Feb 2026Swissfederation source
Score 1/2Opp avg 1827Start 2016
1st Annual Capital Open2303
Sep 2024Swissfederation source
Best of 2024Score 3½/4Opp avg 1967Start 1992
56th annual Atlantic Open - Major—(2)
Aug 2024Swissfederation source
Score 1½/2Opp avg 1881Start 1987
11th Annual Potomac Open - Championship2024
Jul 2024Swissfederation source
#3 in 2024Score 1½/3Opp avg 2024Start 1956
52nd Annual World Open - U22002074
Jul 2024Swissfederation source
#2 in 2024Score 6/8Opp avg 1881Start 1956
Amsterdam Chess Open 20232148
Oct 2023Swissfederation source
Best of 2023Score 3/5Opp avg 2076Start 1893
7th annual George Washington Open - Major1703
Feb 2023Swissfederation source
#2 in 2023Score 1½/3Opp avg 1703Start 1909
2022-23 Northern Virginia Open - Championship1587
Jan 2023Swissfederation source
#3 in 2023Score 2/5Opp avg 1659Start 1954
53rd annual National Chess Congress - 1800-21991940
Nov 2022Swissfederation source
#4 in 2022Score 3/5Opp avg 1667Start 1955
54th annual Atlantic Open Major2042
Aug 2022Swissfederation source
#2 in 2022Score 1½/3Opp avg 2042Start 1948
53rd Annual Virginia Open - Championship2212
Jun 2022Swissfederation source
Best of 2022Score 4½/5Opp avg 1876Start 1900
9th Cherry Blossom Classic - Under 23001997
May 2022Swissfederation source
#3 in 2022Score 5½/7Opp avg 1767Start 1900
2021 Northern Virginia Open—(2)
Nov 2021Swissfederation source
Score 4½/5Opp avg 1825Start 1894
49th Annual World Open - Under 22001485
Jul 2021Swissfederation source
#2 in 2021Score 4/9Opp avg 1643Start 1972
8th Cherry Blossom Classic - Under 23002194
May 2021Swissfederation source
Best of 2021Score 3½/5Opp avg 1858Start 1952
2nd Colonial Open - Open—(1)
Apr 2021Swissfederation source
Score 1/3Opp avg 1798Start 1956
46th Annual Eastern Open1871
Dec 2019Swissfederation source
#3 in 2019Score 3/6Opp avg 1871Start 1994
23rd Annual Northern Virginia Open2206
Nov 2019Swissfederation source
Best of 2019Score 3½/4Opp avg 1933Start 1960
The Westbranch Mini-Swiss—(1)
Apr 2019Swissfederation source
Score 1/1Opp avg 2041Start 1934
52nd Annual Virginia Open1924
Mar 2019Swissfederation source
#2 in 2019Score 3/5Opp avg 1852Start 1927
45th Annual Eastern Open1884
Dec 2018Swissfederation source
#4 in 2018Score 3/7Opp avg 1934Start 1973
2018 Northern Virginia Open—(2)
Nov 2018Swissfederation source
Score 3/4Opp avg 1833Start 1974
7th Annual Washington International - Experts2114
Aug 2018Swissfederation source
Best of 2018Score 6½/9Opp avg 1884Start 1939

Rated near David Siamon · Classical

World

#=30047Francesco Boraso1989.0
#=30047Bohumil Simecek1989.0
#=30047David Siamon1989.0
#=30047Pablo Barragan Arriaza1989.0
#=30047Alberto 2001 Alvarez Alonso1989.0

United States

#845Rohit Bhatta1989.6
#846Vincent Zhiwen Yu1989.4
#=847David Siamon1989.0
#=847Neevan Reddy Saddi1989.0
#=849Axel Muller1988.0

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