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Dehmelt, Karl

FM🇺🇸

FIDEFIDE 2001179· Male· United States of America· Born in 1957

Follow Karl DehmeltTrack his monthly FIDE ratings, games, tournaments and more.

Karl Dehmelt, a 69-year-old American FIDE Master, is rated 2005. He has slipped back 49 Elo over the past 12 months. 40 rated games in the past year (≈7/year long-term). Recent standard appearances include 2026 March Super Sunday FIDE Tournament #2, 58th annual Liberty Bell Open - Major, and 1st Annual Oak Grove Open. He had 4 career breaks: 41 months (2011–2015), 20 months (2016–2018), 14 months (2018–2020) and 36 months (2020–2023, COVID-19 included). His peak of 2290 was reached at age 54 (Jan 2011).

Awarded FM in 2001 (age 44).

Current rating

2005

Standard

Rpd2191·Blz—

All-time high

2290

−285 pts below
Jan 2011 · age 54

Activity

33

games / yr avg. · ≈3/mo

37 past 12 mo · ≈3/mo
classical only
Active

Signature stat

#26,724

#26,724 · players worldwide · of 218,279

Career timeline

16 entries
2023
100 career games
at age 66
Sep 2023
6th American 65-70 player
at age 66 · rated 2220
Jun 2023
2020
Inactive for 36 months
paused at 2227 → returned at 2220
Feb 2020
2018
Inactive for 14 months
paused at 2239 → returned at 2227
Nov 2018
5th American 60-65 player
at age 61 · rated 2239
Oct 2018
2016
Inactive for 20 months
paused at 2238 → returned at 2239
Dec 2016

Standard rating history

Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19

Activity & highlights

Best result
2025 U.S. Senior Open Championship
perf 2161 (+127) · 3.5/5 · #29
Top opponent
vs Paul CornelisonCM 2,183
2025 U.S. Senior Open Championship · Jul 2025 · +14.0 Elo
Evolution
-49
2054 → 2005
Tournaments
8
41 games
Score
25/ 4161.0%
19W12D10L
Top 3 losses
1.[L]vsJeffrey Song1,661·1st Annual Oak Grove Open·R4·-17.5
2.[L]vsMichael Carey1,872·2025 U.S. Senior Open Championship·R4·-14.4
3.[L]vsSiddharth Kurup1,915·1st Annual Oak Grove Open·R2·-12.4

Last 12 months — tournaments

8 events
EventDateScoreRankPerfΔ Elo
2026 March Super Sunday FIDE Tournament #2
Swiss
Mar 20263/3#12475+8.2
58th annual Liberty Bell Open - Major
Open Swiss
Jan 20264.5/6#382121-1.6
1st Annual Oak Grove Open
Swiss
Dec 20251.5/4#151750-27.2
56th Annual National Chess Congress - Premier
Open Swiss
Nov 20253.5/6#202046+3.6
29th Annual Eastern Chess Congress - Premier
Open Swiss
Oct 20251.5/4#781996-11.0
8th Annual Irwin National Tournament of Senior State Champions
Open Swiss
Jul 20253/5#251964-19.2
2025 U.S. Senior Open Championship
Open Swiss
Jul 20253.5/5#292161-5.8
15th Annual World Open Senior Amateur
Open Swiss
Jun 20254.5/4#22593+5.2
Worst Elo result: 1st Annual Oak Grove Open (-27.2 Elo, finished #15).

Rankings

/
United States of America
#742
out of 5,510 players
Americas
#2,796
in continent
World
#26,724
out of 400,000+

National ranking

Europe & World

Europe
World
United States of America
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
742🇺🇸Dehmelt, Karl2,005
Americas
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
2796🇺🇸Dehmelt, Karl2,005
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
26724🇺🇸Dehmelt, Karl2,005