Format
AJ
Andersen, Jeff
🇺🇸FIDE 30969999· Male· United States of America· Born in 1951
Follow Jeff AndersenTrack his monthly FIDE ratings, games, tournaments and more.
Jeff Andersen, a 75-year-old American player, is rated 1566. He plays occasionally (5 games in the last 12 months) and had 2 career breaks: 12 months (2021–2022) and 16 months (2022–2024). Recent appearances: 53rd Capps Memorial Tournament - 1600-1999 and 2025 September BayAreaChess Real FIDE Championship - BC. His peak of 1607 was reached at age 73 (Mar 2024).
Current rating
1566
Standard
Rpd1888·Blz—
All-time high
1607
−41 pts below
Mar 2024 · age 73
Mar 2024 · age 73
Activity
7
games / yr avg. · ≈1/mo
5 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#160,089
#160,089 · players worldwide · of 218,279
Career timeline
10 entries2025
K-factor lowered to 20
at age 74
Dec 2025
2024
Best 12-month gain (+294 Elo)
1313 → 1607
Mar 2024
Crossed 1600
at age 73
Mar 2024
Crossed 1500
at age 73
Mar 2024
Crossed 1400
at age 73
Mar 2024
All-time peak 1607
at age 73 · −41 from today
Mar 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-9
1575 → 1566
Tournaments
2
9 games
Score
5/ 955.6%
3W4D2L
Top 3 wins
Top 2 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Nov 2025 | 1/2 | #25 | 1682 | -31.2 |
Swiss | Sep 2025 | 4/3 | #5 | 2510 | +21.6 |
Rankings
/
United States of America
#4,552
out of 5,510 players
Americas
#19,649
in continent
World
#160,072
out of 400,000+
National ranking
Europe & World
Europe
World
United States of America
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| 4552 | 1,566 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 4 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,742 |
| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 7 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 19649 | 1,566 | |
World
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| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
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| ... | ||
| 160072 | 1,566 | |