Ploiesti Chess Championship 2026

Open SwissStandard

65 players participated in this 6-round tournament, held from 24 Apr 2026 to 26 Apr 2026 in Ploiesti, Romania. 4 titled players from 2 federations. Top 10 Elo average was 2063, and top seed was Cristian-Stefan Serban (🇷🇴 ROU, FM, 2276).

Cristian-Stefan Serban (🇷🇴 ROU, FM, 2276) won with 5.5/6, ahead of Razvan-Gabriel Oprisor (4.5) and Claudiu-Cristian Dobre (4.5). Serban won solo starting round 4.

The biggest upset came in round 5: Claudiu-Matei Fleseriu (1539) beat Valeriu Zafiu (1791), a +252-point gap.

Location

🇷🇴Ploiesti, Romania

Dates

24 Apr 2026 → 26 Apr 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇷🇴FMCristian-Stefan Serban2276

Avg top 10

2,063

Participants

Titled players · 4

IM×1

FM×3

Federations · 2 represented

🇷🇴Romania×58

🇲🇩Moldova×1

Top 3

🥇
FMCristian-Stefan Serban
🇷🇴ROU·2276
5.5pts·2364perf+9.6
🥈
Razvan-Gabriel Oprisor
🇷🇴ROU·2147
4.5pts·2123perf0.0
🥉
IMClaudiu-Cristian Dobre
🇷🇴ROU·2274
4.5pts·2194perf-6.0

How it unfolded

Top 6 · 6 rounds

FM Cristian-Stefan Serban led from R4; +1.0-point edge over the runner-up.

Co-leaders

Serban5.5Telea4.5Dobre4.5Ganea4.5Barbu4.5Oprisor4.5

R4–R6 · LEAD HELD

FM Cristian-Stefan Serban never relinquished the lead after R4; final gap +1.0 over the runner-up.

WIN STREAKS · 2 top finishers

FM Cristian-Stefan Serban 4 wins (R1–R4)IM Claudiu-Cristian Dobre 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1FMCristian-Stefan Serban	*	—	½	—
2Stefan Telea	—	*	½	—
3IMClaudiu-Cristian Dobre	½	½	*	—
4Yanis-Andrei Ganea	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Serban, Cristian-StefanFM	2276	ROU	+10B	+14N	+12B	+22N	=3B	+13N	5.5	19.0	22.0	19.75	2364	+9.6
2	Oprisor, Razvan-Gabriel	2147	ROU	+7N	+23B	=4N	=3B	+9N	=6B	4.5	21.5	24.5	17.75	2123	0.0
3	Dobre, Claudiu-CristianIM	2274	ROU	+19B	+33N	+15B	=2N	=1N	=4B	4.5	21.5	24.0	16.75	2194	-6.0
4	Telea, Stefan	1934	ROU	+35B	+11N	=2B	+25N	=13B	=3N	4.5	19.5	22.0	15.75	2089	+24.6
5	Barbu, NicolaiFM	1985	ROU	+46B	+8N	−22B	+11N	=15B	+18N	4.5	18.0	20.0	15.25	2001	+3.2
6	Ganea, Yanis-Andrei	1926	ROU	+21B	=16N	=30B	+8N	+48B	=2N	4.5	18.0	20.0	14.75	1982	+17.2
7	Bostina, Vladimir-Ioan	1670	ROU	−2B	+27N	+47B	=14N	+12B	=28N	4.0	17.5	19.5	11.75	1883	+52.8
8	Anuta, Elefterie-Laurentiu	1776	ROU	+57N	−5B	+42N	−6B	+24N	+26B	4.0	17.0	18.0	9.00	1816	+6.0
9	Lazar, Iosif	1861	ROU	+45B	=61N	+32B	=18N	−2B	+16N	4.0	16.0	16.5	10.00	1932	+10.8
10	Popa, Marian	1690	ROU	−1N	−40B	+57N	+36B	+34N	+22B	4.0	15.5	16.5	9.00	1918	+22.2
11	Marchidan, Costica	1748	ROU	+58N	−4B	+51N	−5B	+39N	+42B	4.0	14.5	15.5	6.50	1771	+3.8
12	Pana, Darius-Cristian	1921	ROU	+39N	+17B	−1N	=29B	−7N	+53N	3.5	18.0	19.5	8.50	1838	-22.0
13	Vlagiu, Alexandru-Andrei	1953	ROU	F	+43N	+16B	+38B	=4N	−1B	3.5	18.0	18.0	10.25	2038	+22.8
14	Hurmuzache, Mihnea	1822	ROU	+50N	−1B	+31N	=7B	=30B	=25N	3.5	17.5	19.5	9.25	1813	-1.6
15	Jamba, Alexandru	1898	ROU	+52N	+26B	−3N	+44B	=5N	F	3.5	17.5	19.0	8.75	1982	+12.0
16	Szabo, Viktor	1705	ROU	+54N	=6B	−13N	+49B	+38N	−9B	3.5	16.5	18.0	8.25	1817	+20.8
17	Grigoras, Alexandru-Nicolae	1767	ROU	+41B	−12N	=21B	+61N	+19B	F	3.5	16.0	16.5	7.75	1712	-4.2
18	Turlea, Constantin	1903	ROU	+34B	F	+40N	=9B	+22N	−5B	3.5	16.0	16.0	9.50	1898	+1.4
19	David, Alexandru	1675	ROU	−3N	+37B	+64N	=31B	−17N	+51B	3.5	14.5	14.5	5.25	1728	+5.2
20	Martinenco, Sergiu	1934	MDA	+24N	=31B	−25N	+43B	=28B	=30N	3.5	14.0	16.0	9.00	1757	-23.8
21	Voicu, Matei	1539	ROU	−6N	+58B	=17N	=53B	=31N	+43B	3.5	14.0	15.0	6.75	1763	+53.6
22	Bohiltea, Florin-Viorel	1853	ROU	+65N	+64B	+5N	−1B	−18B	−10N	3.0	17.5	17.5	4.50	1787	-9.2
23	Turcu, Fanel	1836	ROU	+27B	−2N	+46B	=30N	=25B	−32N	3.0	15.5	17.5	7.75	1723	-17.2
24	Ionescu, Marin-Victor	1550	ROU	−20B	+41N	+33B	−28N	−8B	+45N	3.0	15.0	17.0	6.50	1683	+28.0
25	Constantin-Ciuntu, Anne-Sophie	1685	ROU	F	+63N	+20B	−4B	=23N	=14B	3.0	15.0	15.0	7.25	1879	+50.8
26	Sandulescu, Gheorghe	1719	ROU	+62B	−15N	+34B	−48N	+56B	−8N	3.0	13.5	14.0	4.50	1569	-15.2
27	Neacsu, Cristina	1452	ROU	−23N	−7B	+54N	−39B	+62N	+44B	3.0	12.5	13.0	4.00	1488	+4.0
28	Ungureanu, Constantin-Gabriel	1792	ROU	F	F	+53N	+24B	=20N	=7B	3.0	12.0	12.0	8.25	1894	+10.6
29	Frunza, Ionel	1785	ROU	F	F	+35B	=12N	=32B	+47N	3.0	10.5	10.5	7.50	1848	+5.2
30	Voicu, Stefan	1702	ROU	F	=38B	=6N	=23B	=14N	=20B	2.5	17.0	18.0	8.50	1879	+41.0
31	Stoica, Melina-Theodora	1813	ROU	+49B	=20N	−14B	=19N	=21B	F	2.5	16.5	18.5	7.25	1656	-34.0
32	Neagu, Mihai-Adrian	1680	ROU	F	F	−9N	+40B	=29N	+23B	2.5	14.5	14.5	6.50	1827	+22.4
33	Zafiu, Valeriu	1791	ROU	+55N	−3B	−24N	+37B	−42N	=40B	2.5	14.0	15.5	5.00	1499	-31.0
34	Tupilusi, Tudorel	1513	ROU	−18N	+54B	−26N	+64B	−10B	=55N	2.5	13.5	13.5	2.25	971	-12.0
35	Paparuz, Vasile	1568	ROU	−4N	+57B	−29N	+62B	=51N	F	2.5	12.5	13.0	2.25	1466	-8.4
36	Rosu, Mihai-Radu	1445	ROU	F	F	=39B	−10N	+41B	+52N	2.5	12.0	12.0	4.50	1578	+20.4
37	Rujan, Eduard-Stefan	1486	ROU	−48B	−19N	+41B	−33N	+59B	=56N	2.5	11.5	12.5	3.75	976	-19.2
38	Ionita, Eduard-Gabriel	1875	ROU	+51B	=30N	+61B	−13N	−16B	F	2.5	11.5	11.5	3.25	1628	-50.0
39	Marin, Alexia-Iuliana	1538	ROU	−12B	F	=36N	+27N	−11B	=50N	2.0	15.0	15.0	5.25	1530	-4.0
40	Dutescu, Teodora	0	ROU	F	+10N	−18B	−32N	=52B	=33N	2.0	14.0	14.0	6.00	1642	0.0
41	FIDE 42258740	0	—	−17N	−24B	−37N	+54B	−36N	+64B	2.0	13.0	13.0	1.50	762	0.0
42	Fleseriu, Claudiu-Matei	1539	ROU	F	F	−8B	+45N	+33B	−11N	2.0	12.5	12.5	4.50	1699	+32.0
43	Romosan, Cristian	1657	ROU	F	−13B	+52N	−20N	+61B	−21N	2.0	12.5	12.5	2.00	1540	-13.6
44	Matei, Octavian	1679	ROU	−60B	+45N	+56B	−15N	−47B	−27N	2.0	12.0	13.0	3.50	1535	-34.0
45	Marin, Iustin-Constantin	1481	ROU	−9N	−44B	+58N	−42B	+57N	−24B	2.0	12.0	13.0	2.00	857	-46.0
46	Pintican, Alexandru-Andrei	1670	ROU	−5N	+55B	−23N	+50B	F	F	2.0	11.0	11.0	3.50	1630	-8.4
47	FIDE 42253713	0	—	F	F	−7N	+52B	+44N	−29B	2.0	10.5	10.5	3.50	1660	0.0
48	Cimpoiasu, Dan	1862	ROU	+37N	F	F	+26B	−6N	F	2.0	10.0	10.0	5.50	1835	-0.2
49	Nitu, Teodora-Stefania	0	ROU	−31N	F	+65B	−16N	−53B	+57B	2.0	8.5	8.5	1.00	1465	0.0
50	Calugareanu, Kevin Gabriel	1444	ROU	−14B	F	=63B	−46N	+64N	=39B	2.0	8.0	8.0	1.25	1441	-3.2
51	Nitu, Lucas-Andrei	1499	ROU	−38N	F	−11B	+59N	=35B	−19N	1.5	13.5	14.5	2.25	1395	-18.0
52	Ionita, Ianis Alexandru Gabriel	1506	ROU	−15B	+62N	−43B	−47N	=40N	−36B	1.5	12.0	12.5	1.50	867	-38.4
53	Negrus, Eduard	1651	ROU	F	F	−28B	=21N	+49N	−12B	1.5	12.0	12.0	3.75	1478	-12.6
54	FIDE 42265614	0	—	−16B	−34N	−27B	−41N	+65B	=62N	1.5	11.5	11.5	0.25	1341	0.0
55	Dosoftei, Anastasia-Elisa	0	ROU	−33B	−46N	−59B	+65N	F	=34B	1.5	8.5	8.5	1.25	1523	0.0
56	Gheorghe, Vladut-Catalin	0	ROU	F	F	−44N	+63B	−26N	=37B	1.5	8.0	8.0	1.75	1511	0.0
57	Ion, Marius-Luca	0	ROU	−8B	−35N	−10B	+58N	−45B	−49N	1.0	14.5	15.5	1.00	829	0.0
58	Bigiu, Vasile-Rares	0	ROU	−11B	−21N	−45B	−57B	F	+59N	1.0	11.5	11.5	1.00	789	0.0
59	Stanciu, Edward-Florin-Cristian	0	ROU	F	F	+55N	−51B	−37N	−58B	1.0	9.5	10.5	1.50	693	0.0
60	Miroiu, George-CatalinFM	2275	ROU	+44N	F	F	F	F	F	1.0	2.0	2.0	2.00	2675	+1.6
61	FIDE 42265622	0	—	F	=9B	−38N	−17B	−43N	F	0.5	12.0	12.0	2.00	1468	0.0
62	FIDE 42263140	0	—	−26N	−52B	F	−35N	−27B	=54B	0.5	11.5	11.5	0.75	761	0.0
63	Grigore, Melania-Cristina	1507	ROU	F	−25B	=50N	−56N	F	F	0.5	8.0	8.0	1.00	1372	-14.4
64	FIDE 42259851	0	—	F	−22N	−19B	−34N	−50B	−41N	0.0	13.0	13.0	0.00	821	0.0
65	Dobre, Tiberiu-Costin	1464	ROU	−22B	F	−49N	−55B	−54N	F	0.0	8.0	8.0	0.00	1053	-3.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Voicu, MateiROU
+53.6
3.5 pts · #21
2Bostina, Vladimir-IoanROU
+52.8
4.0 pts · #15
3Constantin-Ciuntu, Anne-SophieROU
+50.8
3.0 pts · #17

Top rating losers

1Ionita, Eduard-GabrielROU
-50.0
2.5 pts · #35
2Marin, Iustin-ConstantinROU
-46.0
2.0 pts · #60
3Ionita, Ianis Alexandru GabrielROU
-38.4
1.5 pts · #58

Biggest upsets

R5+252 Elo gap
Fleseriu, Claudiu-Matei1539 beat Zafiu, Valeriu1791
R5+251 Elo gap
Bostina, Vladimir-Ioan1670 beat Pana, Darius-Cristian1921
R3+249 Elo gap
Constantin-Ciuntu, Anne-Sophie1685 beat Martinenco, Sergiu1934