Format
JK
Jaferian, Koosha
FM🇨🇦FIDE 12507440· Male· Canada· Born in 1998
Follow Koosha JaferianTrack his monthly FIDE ratings, games, tournaments and more.
Koosha Jaferian, a 28-year-old Canadian FIDE Master, is rated 2237 and ranked 47th among Canadian players, and in the top 3% worldwide. He has slipped back 55 Elo over the past 12 months. 61 rated games in the past year (≈29/year long-term). Recent standard appearances include 2026 Canadian Closed, 2026 Reading Week Open - Crown, and 2025 Holidays Open - Crown. Also played 1 rapid (including 2025 GTCL Cup (Team Rapid)) and 2 blitz events (including 2025 Blitz Bishops Knockout) recently. He took a 21-month break between Nov 2014 and Sep 2016. His peak of 2293 was reached at age 27 (Apr 2025); he also reached Canadian #26 in Apr 2022.
Competes for Canada since Dec 2023. Awarded FM in 2025 (age 27) and CM in 2022 (age 24). At junior level, he reached #12, #19, #16, #15, #2 and #1 nationally in U20, U18, U16, U14, U12 and U10.
Current rating
2237
Standard
Rpd2157·Blz2253
All-time high
2293
−56 pts below
Apr 2025 · age 27
Apr 2025 · age 27
Activity
64
games / yr avg. · ≈5/mo
61 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#47
#47 · Canadian players · of 1,682
Career timeline
23 entries2026
Re-crossed 2200
at age 28
Mar 2026
2025
500 career games
at age 27
Oct 2025
FM title awardedFM
at age 27
May 2025
All-time peak 2293
at age 27 · −56 from today
Apr 2025
7-month rising streak
+100 Elo
Apr 2025
2024
Re-crossed 2200
at age 26
Dec 2024
Standard rating history
Activity & highlights
Evolution
-49
2286 → 2237
Tournaments
10
56 games
Score
36/ 5664.3%
26W20D10L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
10 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Apr 2026 | 6/9 | #11 | 2236 | +5.8 |
Swiss | Feb 2026 | 4.5/6 | #3 | 2424 | +36.0 |
Swiss | Dec 2025 | 3/5 | #7 | 2287 | +14.2 |
Swiss | Oct 2025 | 3/5 | #2 | 2064 | -16.4 |
Swiss | Oct 2025 | 3/6 | #14 | 1926 | -43.6 |
Swiss | Sep 2025 | 1.5/2 | #14 | 2229 | -6.8 |
Swiss | Aug 2025 | 3.5/6 | #8 | 2067 | -29.6 |
Swiss | Aug 2025 | 3/2 | #8 | 2675 | +3.2 |
Open Swiss | Aug 2025 | 5/9 | #13 | 2235 | -10.6 |
Open Swiss | Jun 2025 | 3.5/5 | #7 | — | -1.4 |
Most-Played Opponents
vsKaveh Ghaziolsharif
🇮🇷IRI·2121
+4 −12 =3
19 games·last met Jan 2020
View head-to-head →
vsShawn Rodrigue-LemieuxGM
🇨🇦CAN·2533
+1 −11 =5
17 games·last met Jun 2025
View head-to-head →
vsMeisam Abed
🇮🇷IRI·1912
+8 −6 =3
17 games·last met Jan 2020
View head-to-head →
vsNicholas VetteseIM
🇨🇦CAN·2410
+8 −4 =4
16 games·last met Apr 2026
View head-to-head →
vsNikolay NoritsynIM
🇨🇦CAN·2453
+2 −8 =6
16 games·last met Dec 2025
View head-to-head →
Rankings
/
Canada
#47
out of 1,861 players
Americas
#706
in continent
World
#6,381
out of 400,000+
National ranking
Europe & World
Europe
World
Canada
| 1 | 🇨🇦Follow Shawn Rodrigue-LemieuxTrack their monthly FIDE ratings, games, tournaments and more. | 2,533 |
| 2 | 🇨🇦Follow Pascal CharbonneauTrack their monthly FIDE ratings, games, tournaments and more. | 2,513 |
| 3 | 🇨🇦Follow Razvan PreotuTrack their monthly FIDE ratings, games, tournaments and more. | 2,483 |
| 4 | 🇨🇦Follow Anthony AtanasovTrack their monthly FIDE ratings, games, tournaments and more. | 2,470 |
| 5 | 🇨🇦Follow Alexandre LesiegeTrack their monthly FIDE ratings, games, tournaments and more. | 2,454 |
| 6 | 🇨🇦Follow Nikolay NoritsynTrack their monthly FIDE ratings, games, tournaments and more. | 2,453 |
| 7 | 🇨🇦Follow Sai Krishna G VTrack their monthly FIDE ratings, games, tournaments and more. | 2,443 |
| 8 | 🇨🇦Follow Bator SambuevTrack their monthly FIDE ratings, games, tournaments and more. | 2,434 |
| 9 | 🇨🇦Follow Tomas KrnanTrack their monthly FIDE ratings, games, tournaments and more. | 2,427 |
| 10 | 🇨🇦Follow Kevin SpraggettTrack their monthly FIDE ratings, games, tournaments and more. | 2,414 |
| ... | ||
| 47 | 2,237 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 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. | 2,718 |
| 8 | 🇺🇸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 |
| ... | ||
| 706 | 2,237 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 6381 | 2,237 | |