Format
NC
Ntumwa Calvin
🇺🇬FIDE 10015639· Male· Uganda· Born in 2002
Follow Ntumwa CalvinTrack his monthly FIDE ratings, games, tournaments and more.
Ntumwa Calvin, a 24-year-old player, is rated 1796. He has held steady between 1750 and 1800 for 11 months. 71 rated games in the past year (≈35/year long-term). Recent standard appearances include Mavens Open International Chess Championship 2026 - Open, 20th AUUS Games UCU 2025 Chess Championship - Open, and Kireka Open Chess Championship 2025 - Open. Also played 11 rapid (including 2025 Premier Bet Uganda Chess League - Rapid) and 5 blitz events (including KICC Rapid and Blitz 4th edition - Blitz) recently. His peak of 1849 was reached at age 23 (May 2025); he also reached #50 nationally in Feb 2025.
At junior level, he reached #2 and #5 nationally in U20 and U18.
Current rating
1796
Standard
Rpd1875·Blz1895
All-time high
1849
−53 pts below
May 2025 · age 23
May 2025 · age 23
Activity
56
games / yr avg. · ≈5/mo
64 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
#77,644
#77,644 · players worldwide · of 218,279
Career timeline
12 entries2025
All-time peak 1849
at age 23 · −53 from today
May 2025
Peak national rank: #50
at age 23 · rated 1824
Feb 2025
Re-crossed 1800
at age 23
Feb 2025
2024
Crossed 1800
at age 22
Mar 2024
100 career games
at age 22
Feb 2024
2022
Best 12-month gain (+166 Elo)
1518 → 1684
Jul 2022
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Evolution
-27
1823 → 1796
Tournaments
10
75 games
Score
41/ 7554.7%
36W10D29L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Mar 2026 | 5.5/8 | #14 | 1915 | +34.0 |
Open Swiss | Jan 2026 | 3/4 | #26 | 1959 | -20.8 |
Open Swiss | Dec 2025 | 4/6 | #86 | 2087 | +9.2 |
Open Swiss | Nov 2025 | 4/7 | #22 | 1777 | -0.6 |
Open Swiss | Nov 2025 | 3.5/8 | #38 | 1826 | +5.4 |
Open Swiss | Nov 2025 | 3/6 | #15 | 1837 | +10.2 |
Open Swiss | Oct 2025 | 5.5/6 | #64 | 2264 | +18.6 |
Open Swiss | Oct 2025 | 4/5 | #5 | 1755 | -21.6 |
Most-Played Opponents
vsIvan Jalagatha Mugisha
🇺🇬UGA·1855
+9 −11 =5
25 games·last met Dec 2025
View head-to-head →
vsJoseph Kizito
🇺🇬UGA·1599
+8 −1 =3
12 games·last met Jun 2025
View head-to-head →
vsSemwanga Richard
🇺🇬UGA·1792
+4 −5 =3
12 games·last met Mar 2025
View head-to-head →
vsRajab Kamoga
🇺🇬UGA·2091
+1 −10 =0
11 games·last met Dec 2025
View head-to-head →
vsEmmanuel Mukose
🇺🇬UGA·1816
+2 −7 =0
9 games·last met May 2026
View head-to-head →
Rankings
/
Uganda
#107
out of 808 players
Africa
#2,635
in continent
World
#77,643
out of 400,000+
National ranking
Europe & World
Europe
World
Uganda
| 1 | 🇺🇬Follow Arthur SsegwanyiTrack their monthly FIDE ratings, games, tournaments and more. | 2,320 |
| 2 | 🇺🇬Follow Nyola Wasswa MarkTrack their monthly FIDE ratings, games, tournaments and more. | 2,263 |
| 3 | 🇺🇬Follow Walter OkasTrack their monthly FIDE ratings, games, tournaments and more. | 2,191 |
| 4 | 🇺🇬Follow Haruna NsubugaTrack their monthly FIDE ratings, games, tournaments and more. | 2,176 |
| 5 | 🇺🇬Follow Steven Male KawumaTrack their monthly FIDE ratings, games, tournaments and more. | 2,164 |
| 6 | 🇺🇬Follow Patrick KawumaTrack their monthly FIDE ratings, games, tournaments and more. | 2,163 |
| 7 | 🇺🇬Follow Harold WanyamaTrack their monthly FIDE ratings, games, tournaments and more. | 2,161 |
| 8 | 🇺🇬Follow Mwase MatthewTrack their monthly FIDE ratings, games, tournaments and more. | 2,095 |
| 9 | 🇺🇬Follow Rajab KamogaTrack their monthly FIDE ratings, games, tournaments and more. | 2,091 |
| 10 | 🇺🇬Follow Elijah EmojongTrack their monthly FIDE ratings, games, tournaments and more. | 2,086 |
| ... | ||
| 107 | 1,796 | |
Africa
| 1 | 🇪🇬Follow Bassem AminTrack their monthly FIDE ratings, games, tournaments and more. | 2,628 |
| 2 | 🇪🇬Follow Ahmed AdlyTrack their monthly FIDE ratings, games, tournaments and more. | 2,581 |
| 3 | 🇲🇦Follow Hicham HamdouchiTrack their monthly FIDE ratings, games, tournaments and more. | 2,502 |
| 4 | 🇩🇿Follow Bilel BellahceneTrack their monthly FIDE ratings, games, tournaments and more. | 2,493 |
| 5 | 🇪🇬Follow Adham FawzyTrack their monthly FIDE ratings, games, tournaments and more. | 2,464 |
| 6 | 🇩🇿Follow Adlane ArabTrack their monthly FIDE ratings, games, tournaments and more. | 2,453 |
| 7 | 🇪🇬Follow Samy ShokerTrack their monthly FIDE ratings, games, tournaments and more. | 2,443 |
| 8 | 🇲🇬Follow Fy Antenaina RakotomaharoTrack their monthly FIDE ratings, games, tournaments and more. | 2,437 |
| 9 | 🇩🇿Follow Aimen RizoukTrack their monthly FIDE ratings, games, tournaments and more. | 2,425 |
| 10 | 🇪🇬Follow Ibrahim Hasan LabibTrack their monthly FIDE ratings, games, tournaments and more. | 2,412 |
| ... | ||
| 2635 | 1,796 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸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. | 2,792 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 4 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,777 |
| 6 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,764 |
| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 77643 | 1,796 | |