Commonwealth Chess Championship 2026 - Under 12

Open SwissStandard

46 players participated in this 9-round tournament, held from 17 May 2026 to 25 May 2026 in Kaluthara, Sri Lanka. 2 titled players from 8 federations. Top 10 Elo average was 1971, and top seed was Aryan Mehta (🇮🇳 IND, 2103).

Thehas Rithmitha Kiringoda (🇱🇰 SRI, CM, 2047) won with 7.5/9, ahead of Modith Aaroh Mutyalapati (7.0) and Ilangasinghe I M N S (6.5). Kiringoda clinched sole first place in the final round.

The biggest upset came in round 2: Gauthm Jivan Rao (1680) beat Rayan Rashid Mugdho (2072), a +392-point gap.

Location

🇱🇰Kaluthara, Sri Lanka

Dates

17 May 2026 → 25 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇮🇳Aryan Mehta2103

Avg top 10

1,971

Participants

Titled players · 2

CM×2

Federations · 8 represented

🇱🇰Sri Lanka×34

🇮🇳India×3

🇲🇻Maldives×2

🇰🇪Kenya×1

🇵🇰Pakistan×1

🇧🇩Bangladesh×1

🇿🇦South Africa×1

🇳🇿New Zealand×1

Top 3

🥇
CMThehas Rithmitha Kiringoda
🇱🇰SRI·2047
7.5pts·2149perf+50.4
🥈
Modith Aaroh Mutyalapati
🇨🇦CAN·1974
7.0pts·2086perf+56.8
🥉
Ilangasinghe I M N S
🇱🇰SRI·1856
6.5pts·2090perf+113.2

How it unfolded

Top 6 · 9 rounds

CM Thehas Rithmitha Kiringoda led from R6; +0.5-point edge over the runner-up.

Co-leaders

Kiringoda7.5Mutyalapati7Koswattage6.5Ilangasinghe I M N6.5Karunasena6Mondal6

R6 · LEADER CHANGE22 May

CM Thehas Rithmitha Kiringoda takes the sole lead (5.5/6).

R6 · HEAD-TO-HEAD · WINNER VS 2ND

CM Thehas Rithmitha Kiringoda beat Modith Aaroh Mutyalapati (Black).

WIN STREAKS · 2 top finishers

CM Thehas Rithmitha Kiringoda 3 wins (R4–R6)Modith Aaroh Mutyalapati 5 wins (R1–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1CMThehas Rithmitha Kiringoda	*	1	½	½
2Modith Aaroh Mutyalapati	0	*	—	0
3Biman Koswattage	½	—	*	—
4Ilangasinghe I M N S	½	1	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Kiringoda, Thehas RithmithaCM	2047	SRI	+31N	+19B	=3N	+27B	+7B	+2N	=5N	=4B	+6N	7.5	46.5	50.5	41.00	2149	+50.4
2	Mutyalapati, Modith Aaroh	1974	CAN	+16N	+33B	+9N	+14B	+6N	−1B	+10N	+5B	−3N	7.0	47.5	51.5	37.50	2086	+56.8
3	Ilangasinghe I M N S	1856	SRI	+32B	+35N	=1B	=5B	=10N	+7N	=6B	=11N	+2B	6.5	47.5	51.0	35.75	2090	+113.2
4	Koswattage, Biman	1870	SRI	+37B	=20N	+12B	−7N	=14B	+35N	+9B	=1N	+11B	6.5	43.5	47.0	32.50	1951	+41.2
5	Oishik Mondal	2010	IND	+21B	+15N	=11B	=3N	+9B	+8N	=1B	−2N	=7B	6.0	49.5	54.0	34.25	1982	-5.2
6	Aryan Mehta	2103	IND	+30B	=12N	+20B	+11N	−2B	+14N	=3N	+8B	−1B	6.0	47.5	51.5	31.00	1953	-52.8
7	Karunasena, A P Chenitha Sihas DinsaraCM	2076	SRI	+24N	=27B	+23N	+4B	−1N	−3B	+25N	+10B	=5N	6.0	45.5	49.5	30.50	1965	-34.4
8	Masakorala, Sethika Dinsitha	1868	SRI	+38N	+18B	−14N	+22B	+19N	−5B	+28N	−6N	+15B	6.0	40.0	43.0	26.00	1852	-2.4
9	Samaraweera S M Sethika Hansira	1798	SRI	+40B	+41N	−2B	+36N	−5N	+22B	−4N	+28B	+14B	6.0	39.5	42.5	23.00	1820	+12.0
10	Rayan Rashid Mugdho	2072	BAN	+28B	−14N	+30B	+15N	=3B	+12N	−2B	−7N	+20B	5.5	43.5	47.5	26.25	1863	-74.0
11	Rodrigo, Lohas Dewmina	1830	SRI	+29N	+22B	=5N	−6B	=27N	+16B	+19N	=3B	−4N	5.5	43.0	47.0	26.25	1853	+14.4
12	Wickramage, Rivinu Dihas Nethmira	1772	SRI	+43N	=6B	−4N	+29B	+21N	−10B	−17N	+16B	+22N	5.5	41.0	43.5	23.50	1820	+22.0
13	Perera , A A Senuth Thewsas	1709	SRI	=23N	=17B	−27N	F	+44B	+18B	+31N	=22B	+19N	5.5	34.5	36.0	22.00	1758	+21.2
14	Jivan Rao, Gauthm	1680	MAS	+25N	+10B	+8B	−2N	=4N	−6B	+23N	=19B	−9N	5.0	46.0	50.5	26.00	1861	+75.6
15	Sasimaran, Saruksayan	1654	SRI	+45N	−5B	+32N	−10B	=16N	=21B	+29N	+17B	−8N	5.0	40.0	41.5	19.25	1754	+38.8
16	Ekanayake, Vinuka	1576	SRI	−2B	=26N	+39B	+34N	=15B	−11N	+35B	−12N	+27B	5.0	39.0	42.0	19.25	1719	+61.6
17	Vishnu, Nandan	1713	IND	=39B	=13N	−28B	=37N	+34B	=24N	+12B	−15N	+38B	5.0	35.0	38.0	20.75	1657	-27.6
18	Kodikara, Thehan Kemith	1643	SRI	+42B	−8N	−36B	+40N	−38B	−13N	+39B	+32N	+28B	5.0	32.0	35.0	17.00	1610	-15.6
19	Herath, H M Vihanga Madhara	1666	SRI	+36B	−1N	+37B	+28N	−8B	+38N	−11B	=14N	−13B	4.5	40.5	43.5	16.50	1705	+14.0
20	Welivita, Hesara Nivein	1649	SRI	+44N	=4B	−6N	=23B	=24N	=29B	=21N	+25B	−10N	4.5	40.0	41.5	18.00	1690	+9.6
21	Jithmal, J M Sehas	1578	SRI	−5N	=25B	+42B	+26N	−12B	=15N	=20B	=27N	=24B	4.5	38.5	41.5	18.75	1619	+10.8
22	Ariyarathne, M H Hiruka Sandesh	1636	SRI	+46B	−11N	+41B	−8N	+36B	−9N	+38B	=13N	−12B	4.5	38.0	39.5	13.75	1616	-10.8
23	Meemanage, Saviru Thinal	1545	SRI	=13B	+39N	−7B	=20N	=30B	+33N	−14B	=24N	=35B	4.5	37.0	40.0	18.00	1672	+57.2
24	Wijayarathne, J A Mihin Minthula	1607	SRI	−7B	−34N	+43B	+42N	=20B	=17B	=27N	=23B	=21N	4.5	35.5	38.0	16.75	1611	-4.8
25	Kodithuwakku, Kaveen Chamithu Han	1486	SRI	−14B	=21N	−26B	+45N	+37B	+30N	−7B	−20N	+40B	4.5	35.0	36.5	14.25	1610	+55.6
26	Liyanage, N L Sanula Aken	1469	SRI	−33N	=16B	+25N	−21B	−29N	+44N	=32B	=31B	+36N	4.5	33.5	35.0	16.00	1550	+40.0
27	Egodawatta, Vinuja	1681	SRI	+34B	=7N	+13B	−1N	=11B	−28N	=24B	=21B	−16N	4.0	42.5	46.5	19.75	1682	-6.8
28	Perera, Yeshan	1589	SRI	−10N	+43B	+17N	−19B	+33N	+27B	−8B	−9N	−18N	4.0	40.0	42.5	15.50	1686	+42.0
29	Suraweera, Kiven Mandeev	1561	SRI	−11B	+46N	=35B	−12N	+26B	=20N	−15B	−30N	+39B	4.0	35.5	37.0	13.00	1560	-4.4
30	Pathiraja, Devin Induwara	1618	SRI	−6N	+40B	−10N	+32B	=23N	−25B	−36N	+29B	=41N	4.0	35.0	38.0	14.75	1611	-14.8
31	Tewnim, K A Mahima Nivisara	1585	SRI	−1B	−36N	+45B	+41N	−35B	+37N	−13B	=26N	=34B	4.0	35.0	36.5	12.25	1520	-35.6
32	Bandara, Thenul Yuhas	1563	SRI	−3N	+44B	−15B	−30N	+42B	=36N	=26N	−18B	+43N	4.0	34.0	35.5	11.00	1505	-29.2
33	Jayarathna, Lewmitha Minhas	1653	SRI	+26B	−2N	=34B	=35N	−28B	−23B	+40N	−38N	+45B	4.0	33.5	35.0	12.75	1550	-52.0
34	Premnath, Nithish	1514	SRI	−27N	+24B	=33N	−16B	−17N	=40B	=41N	+42B	=31N	4.0	32.5	35.5	14.50	1522	+2.0
35	Gunarathna UPA Jalina Basuru	1642	SRI	F	−3B	=29N	=33B	+31N	−4B	−16N	+36B	=23N	3.5	38.0	38.0	13.75	1598	-21.6
36	Khanolkar, Aarush	1485	NZL	−19N	+31B	+18N	−9B	−22N	=32B	+30B	−35N	−26B	3.5	36.5	40.0	15.00	1544	+25.2
37	Yator Mugo Waikwa	1571	KEN	−4N	+45B	−19N	=17B	−25N	−31B	+43N	−41B	+46N	3.5	31.5	33.0	8.00	1519	-23.2
38	De Silva, Sanuth Adithya	1565	SRI	−8B	−42N	+44B	F	+18N	−19B	−22N	+33B	−17N	3.0	37.5	39.0	10.50	1614	+15.6
39	Beligala, Binula Sithmira	1545	SRI	=17N	−23B	−16N	=43N	=40B	=41B	−18N	+46B	−29N	3.0	32.0	33.5	8.25	1362	-62.8
40	Fernando, L Nethula Sasmitha	1556	SRI	−9N	−30N	+46B	−18B	=39N	=34N	−33B	+44B	−25N	3.0	32.0	33.5	6.50	1397	-66.4
41	Ramawtar, Jordan	0	RSA	F	−9B	−22N	−31B	=43N	=39N	=34B	+37N	=30B	3.0	31.5	31.5	10.25	1515	0.0
42	Amaan Saad Garib	0	PAK	−18N	+38B	−21N	−24B	−32N	−45N	+46B	−34N	+44B	3.0	28.0	29.5	6.00	1359	0.0
43	Abdulla Ayn Aboobakuru	1548	MDV	−12B	−28N	−24N	=39B	=41B	=46N	−37B	+45N	−32B	2.5	29.0	30.5	5.25	1360	-64.8
44	Rasendra, O K Ayush Shakya Sri	1466	SRI	−20B	−32N	−38N	+46B	−13N	−26B	=45B	−40N	−42N	1.5	29.0	30.5	2.25	1148	-82.0
45	Hallala, D H Kuvindu Charuka	1480	SRI	−15B	−37N	−31N	−25B	−46N	+42B	=44N	−43B	−33N	1.5	28.0	29.5	3.75	1144	-88.0
46	Looth Mohamed Asim	0	MDV	−22N	−29B	−40N	−44N	+45B	=43B	−42N	−39N	−37B	1.5	25.0	26.5	2.75	1294	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Ilangasinghe I M N SSRI
+113.2
6.5 pts · #4
2Jivan Rao, GauthmMAS
+75.6
5.0 pts · #15
3Ekanayake, VinukaSRI
+61.6
5.0 pts · #16

Top rating losers

1Hallala, D H Kuvindu CharukaSRI
-88.0
1.5 pts · #45
2Rasendra, O K Ayush Shakya SriSRI
-82.0
1.5 pts · #46
3Rayan Rashid MugdhoBAN
-74.0
5.5 pts · #10

Biggest upsets

R2+392 Elo gap
Jivan Rao, Gauthm1680 beat Rayan Rashid Mugdho2072
R6+220 Elo gap
Ilangasinghe I M N S1856 beat CMKarunasena, A P Chenitha Sihas Dinsara2076
R3+188 Elo gap
Jivan Rao, Gauthm1680 beat Masakorala, Sethika Dinsitha1868