2026 National Youth Champiosnhips Finals - open U16

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50 players participated in this 9-round tournament, held from 14 Apr 2026 to 20 Apr 2026 in Peristeri, Greece. 2 titled players. Top 10 Elo average was 2120, and top seed was Vasileios Dim Katsanis (🇬🇷 GRE, FM, 2369).

Vasileios Dim Katsanis (🇬🇷 GRE, FM, 2369) won with 7.5/9, ahead of Charalampos Theodoridis (6.5) and Georgios Rafail Mantazis (6.5). Katsanis won solo starting round 5.

The biggest upset came in round 6: Minas Ntrekis (1486) beat Theodoros Matthaiou (1842), a +356-point gap.

Location

🇬🇷Peristeri, Greece

Dates

14 Apr 2026 → 20 Apr 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇬🇷FMVasileios Dim Katsanis2369

Avg top 10

2,120

Participants

Titled players · 2

FM×1

CM×1

Federations · 1 represented

🇬🇷Greece×50

Top 3

🥇
FMVasileios Dim Katsanis
🇬🇷GRE·2369
7.5pts·2313perf-6.4
🥈
Charalampos Theodoridis
🇬🇷GRE·2073
6.5pts·2169perf+48.0
🥉
Georgios Rafail Mantazis
🇬🇷GRE·2114
6.5pts·2201perf+43.6

How it unfolded

Top 6 · 9 rounds

FM Vasileios Dim Katsanis led from R3; +1.0-point edge over the runner-up.

Co-leaders

Katsanis7.5Palaiologou6.5Theodoridis6.5Mantazis6.5Merkouropoulos6Spiliotopoulos6

R3–R9 · LEAD HELD

FM Vasileios Dim Katsanis never relinquished the lead after R3; final gap +1.0 over the runner-up.

R1–R3 · WIN STREAK

FM Vasileios Dim Katsanis won 3 in a row (R1–R3).

R5 · LATE SURGE

Apostolos Palaiologou was #11 at R5, climbed to #2 over the final stretch.

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMVasileios Dim Katsanis	*	—	1	1
2Apostolos Palaiologou	—	*	½	—
3Charalampos Theodoridis	0	½	*	½
4Georgios Rafail Mantazis	0	—	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Katsanis, Vasileios DimFM	2369	GRE	+24B	+7N	+2B	=5N	+15B	+3N	=6B	=23N	+10B	7.5	46.0	50.5	42.25	2313	-6.4
2	Theodoridis, Charalampos	2073	GRE	+46N	+36B	−1N	+13B	=16N	+12B	+10N	=4B	=3B	6.5	46.0	48.0	31.50	2169	+48.0
3	Mantazis, Georgios Rafail	2114	GRE	+38N	+13B	=16N	+12B	=23N	−1B	+15N	+17B	=2N	6.5	44.5	48.0	32.50	2201	+43.6
4	Palaiologou, Apostolos	2084	GRE	+40B	=18N	+26N	−23B	=30N	+20B	+11B	=2N	+6B	6.5	41.0	44.5	32.25	2091	+8.0
5	Boutikos, EleftheriosCM	2136	GRE	+27N	+10B	=6N	=1B	+7N	=16B	−17N	=8B	+15N	6.0	46.0	50.5	33.25	2172	+20.0
6	Ntounias, Ioannis	2093	GRE	+39B	+25N	=5B	−15N	+18B	+37N	=1N	+16B	−4N	6.0	43.0	46.5	28.25	2147	+28.0
7	Balafoutas, Alexandros	1904	GRE	+43N	−1B	+46N	+8B	−5B	−11N	+24B	+19N	+17B	6.0	42.5	44.5	25.50	2056	+68.8
8	Merkouropoulos, Dionysios	2128	GRE	−29B	+19N	+24B	−7N	+38B	=15N	+37B	=5N	+23B	6.0	38.5	42.0	26.50	2032	-32.4
9	Spiliotopoulos, Spyridon	1755	GRE	+17B	=37N	−15B	=11N	−24B	+33N	+22B	+38N	+16N	6.0	37.5	41.0	27.00	2032	+125.2
10	Gkogkolas, Georgios	1926	GRE	+14B	−5N	+39B	+31N	+20B	=23N	−2B	+25N	−1N	5.5	43.5	47.0	24.75	2000	+36.4
11	Marinidis, Stavros	1838	GRE	+32N	=12B	−23N	=9B	+42N	+7B	−4N	=13B	+25B	5.5	42.5	45.5	26.00	1933	+50.8
12	Armaos, Michail	1994	GRE	+33B	=11N	+29B	−3N	+25B	−2N	=19B	=14N	+28B	5.5	42.0	46.0	25.00	1909	-30.8
13	Makrylakis, Iason	1900	GRE	+41B	−3N	+28B	−2N	+14B	−17N	+31B	=11N	+24B	5.5	42.0	45.5	24.75	1913	+11.2
14	Kyriakopoulos, Charalampos	1655	GRE	−10N	=27B	+22N	=34B	−13N	+46B	+20N	=12B	+30N	5.5	39.0	41.0	23.00	1946	+134.4
15	Zavrakidis, Nikolaos	2048	GRE	+21N	=34B	+9N	+6B	−1N	=8B	−3B	+18N	−5B	5.0	48.0	52.0	27.00	2044	+0.8
16	Tselepis, Ioannis	2061	GRE	+28B	+20N	=3B	+18N	=2B	=5N	=23B	−6N	−9B	5.0	45.5	50.0	26.25	2000	-24.8
17	Bougas, Georgios	2092	GRE	−9N	=30B	+21N	=42B	+46N	+13B	+5B	−3N	−7N	5.0	42.0	44.0	22.00	1912	-71.2
18	Kiryttopoulos, Panagiotis Aris	1873	GRE	+48N	=4B	+34N	−16B	−6N	+29B	+26N	−15B	=21N	5.0	40.0	42.0	20.25	1949	+37.2
19	Asvestopoulos, Sergios	1695	GRE	F	−8B	+49N	+36B	=26N	+34B	=12N	−7B	+31N	5.0	38.5	39.0	17.50	1943	+97.2
20	Bakalis, Konstantinos	1853	GRE	+49N	−16B	+48N	+26B	−10N	−4N	−14B	+33N	+32B	5.0	37.0	37.5	15.00	1822	-10.8
21	Kartsakis, Ioannis	1702	GRE	−15B	=45N	−17B	+40N	+39B	=22N	=38B	+37N	=18B	5.0	34.0	36.5	18.50	1885	+80.0
22	Vlachavas, Athanasios	1861	GRE	−47B	=44N	−14B	+45N	+43N	=21B	−9N	+40B	+35N	5.0	32.0	34.0	16.75	1687	-75.2
23	Pitsakis, Ilias	1993	GRE	F	=29N	+11B	+4N	=3B	=10B	=16N	=1B	−8N	4.5	47.5	51.5	26.25	2081	+37.2
24	Siozos, Antonios Damianos	1815	GRE	−1N	+43B	−8N	+35B	+9N	=30B	−7N	+29B	−13N	4.5	43.0	46.0	19.00	1867	+18.8
25	Alexandri, Dimitra	1885	GRE	+35N	−6B	=42N	+32B	−12N	+27B	+30N	−10B	−11N	4.5	39.0	42.0	18.00	1809	-29.6
26	Papakyriakou, Charalampos	1976	GRE	+44B	+47N	−4B	−20N	=19B	+31N	−18B	−28N	+38B	4.5	36.0	38.0	14.50	1761	-88.8
27	Exarchos, Paisios	1804	GRE	−5B	=14N	+45B	−29N	+32B	−25N	−28B	+44N	+37B	4.5	34.5	37.0	15.25	1749	-22.4
28	Rouchotas, Alexis Ioannis	1706	GRE	−16N	+49B	−13N	−48B	=35N	+41B	+27N	+26B	−12N	4.5	34.5	35.0	15.00	1784	+25.2
29	Patrinos, Ektor	1787	GRE	+8N	=23B	−12N	+27B	−37B	−18N	+44B	−24N	=36B	4.0	37.5	40.0	17.25	1857	+29.3
30	Loukakis, Nikolaos	1882	GRE	=31B	=17N	+47B	=37N	=4B	=24N	−25B	=32N	−14B	4.0	37.5	39.5	15.75	1748	-52.4
31	Giakamozis, Apostolos	1580	GRE	=30N	=42B	+36N	−10B	+34N	−26B	−13N	+39N	−19B	4.0	36.0	39.0	15.00	1791	+88.8
32	Ntrekis, Minas	1486	GRE	−11B	+33N	=44B	−25N	−27N	+36B	+46N	=30B	−20N	4.0	34.0	36.0	13.25	1760	+109.2
33	Kougkoulis, Christos Orfeas	1697	GRE	−12N	−32B	−35N	+41B	+47N	−9B	+43N	−20B	+42B	4.0	34.0	36.0	11.50	1642	-26.8
34	Tsomidis, Stefanos	1831	GRE	+45B	=15N	−18B	=14N	−31B	−19N	+50N	−35B	+43N	4.0	34.0	34.5	11.25	1626	-90.4
35	Kolliopoulos, Georgios	1581	GRE	−25B	−39N	+33B	−24N	=28B	+47B	=40N	+34N	−22B	4.0	33.5	35.5	14.00	1723	+61.2
36	Matthaiou, Theodoros	1842	GRE	+50B	−2N	−31B	−19N	=44B	−32N	+45N	+41B	=29N	4.0	32.0	32.5	9.75	1609	-100.0
37	Stavropoulos, Sotirios	1967	GRE	=42N	=9B	+38N	=30B	+29N	−6B	−8N	−21B	−27N	3.5	39.0	42.0	14.00	1766	-95.2
38	Sotirakopoulos, Panagiotis	1785	GRE	−3B	+41N	−37B	+44N	−8N	+43B	=21N	−9B	−26N	3.5	38.0	40.5	11.50	1762	-19.6
39	Estiadis, Georgios	1780	GRE	−6N	+35B	−10N	−43B	−21N	+49B	+42N	−31B	=40N	3.5	34.0	34.5	9.25	1644	-68.0
40	Latifis, Panagiotis	1749	GRE	−4N	−48B	=41N	−21B	+49N	+42B	=35B	−22N	=39B	3.5	32.5	33.0	9.00	1634	-58.4
41	Gkikas, Nektarios	1608	GRE	−13N	−38B	=40B	−33N	+50B	−28N	+47B	−36N	+44B	3.5	29.5	30.0	6.75	1636	+9.2
42	Deliezos, Anastasios	1676	GRE	=37B	=31N	=25B	=17N	−11B	−40N	−39B	+46B	−33N	3.0	33.5	35.5	10.50	1686	-1.2
43	Mastichiadis, Dimitrios	1638	GRE	−7B	−24N	+50B	+39N	−22B	−38N	−33B	+49N	−34B	3.0	31.0	31.5	4.50	1624	-10.8
44	Sellis, Charalampos	1685	GRE	−26N	=22B	=32N	−38B	=36N	+45B	−29N	−27B	−41N	2.5	33.0	35.5	9.00	1564	-58.4
45	Diamantidis, Nikolaos	1422	GRE	−34N	=21B	−27N	−22B	F	−44N	−36B	+50B	+49N	2.5	26.0	26.0	3.50	1576	+45.6
46	Paschalidis, Nikolaos	1737	GRE	−2B	+50N	−7B	+47N	−17B	−14N	−32B	−42N	F	2.0	32.5	32.5	2.50	1551	-80.8
47	Vasilakopoulos, Panagiotis Eleftherios	1561	GRE	+22N	−26B	−30N	−46B	−33B	−35N	−41N	F	+50B	2.0	27.5	27.5	5.50	1537	-15.2
48	Mantikos, Ioannis Evgenios	1569	GRE	−18B	+40N	−20B	+28N	F	F	F	F	F	2.0	18.0	18.0	8.00	1799	+44.8
49	Priftis, Evangelos	1561	GRE	−20B	−28N	−19B	=50N	−40B	−39N	F	−43B	−45B	0.5	27.5	27.5	0.25	1228	-95.6
50	Maragkos, Alexandros	1510	GRE	−36N	−46B	−43N	=49B	−41N	F	−34B	−45N	−47N	0.5	21.5	21.5	0.25	1207	-86.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Kyriakopoulos, CharalamposGRE
+134.4
5.5 pts · #12
2Spiliotopoulos, SpyridonGRE
+125.2
6.0 pts · #6
3Ntrekis, MinasGRE
+109.2
4.0 pts · #31

Top rating losers

1Matthaiou, TheodorosGRE
-100.0
4.0 pts · #32
2Priftis, EvangelosGRE
-95.6
0.5 pts · #50
3Stavropoulos, SotiriosGRE
-95.2
3.5 pts · #38

Biggest upsets

R6+356 Elo gap
Ntrekis, Minas1486 beat Matthaiou, Theodoros1842
R1+341 Elo gap
Patrinos, Ektor1787 beat Merkouropoulos, Dionysios2128
R1+337 Elo gap
Spiliotopoulos, Spyridon1755 beat Bougas, Georgios2092