CChessStats

Saudi Arabia Chess Championship 2025 - Under 18

Open SwissStandard

9 players participated in this 7-round tournament, held from 26 Oct 2025 to 29 Oct 2025 in Jeddah, Saudi Arabia. Top 10 Elo average was 568, and top seed was mashel ali yahya daas (🇸🇦 KSA, 1833).

AHMED BAHAFZALLAH (🇸🇦 KSA, 0) won with 5.5/7, ahead of mashel ali yahya daas (5.0) and Raed ali yahya daas (5.0). BAHAFZALLAH clinched sole first place in the final round.

The biggest upset came in round 7: SULTAN QALIT ALBALAWI (1573) beat mashel ali yahya daas (1833), a +260-point gap.

Location
🇸🇦Jeddah, Saudi Arabia
Dates
26 Oct 2025 → 29 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
Avg top 10
568
Participants
9
Federations · 1 represented
🇸🇦Saudi Arabia×8
Top 3

How it unfolded

Top 6 · 7 rounds

AHMED BAHAFZALLAH led from R7; +0.5-point edge over the runner-up.

Co-leaders
4
2
2
1
1
1
1
23.55.57R1R2R3R4R5R6R7BAHAFZALLAH takes lead
R7 · LEADER CHANGE29 Oct

AHMED BAHAFZALLAH takes the sole lead (5.5/7).

WIN STREAKS · 3 top finishers

AHMED BAHAFZALLAH 3 wins (R1–R3)Raed ali yahya daas 4 wins (R4–R7)mashel ali yahya daas 4 wins (R1–R4)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1BAHAFZALLAH,AHMED0KSA+4N+9B+?N2B=6B+8N+?B5.515.515.58.7517710.0
2daas,mashel ali yahya1833KSA+8N+3B+6B+1N4B+7N5N5.025.027.019.00847-59.2
3daas,Raed ali yahya0KSA+5B2N7B+?N+?N+?B+4B5.016.016.08.0017290.0
4ALTRAIRI,BADER ABDULRAHMAN S1709KSA1B+7NF+9B+2N+6B3N4.023.023.012.502633+26.8
5ALBALAWI,SULTAN QALIT1573KSA3N+8BF6N+7B+9N+2B4.019.519.511.002633+32.4
6Al-Nefaie,Mohammed0KSAF+?B2N+5B=1N4N+9B3.519.519.57.7515840.0
7Tayeb, Wesaam Basim0KSA+?N4B+3N+?B5N2BF3.020.020.05.009090.0
8saleh,alqurashi0KSA2B5N+?BF+?N1BF2.017.517.50.009100.0
9FIDE 215478310F1N+?B4NF5B6N1.017.017.00.008470.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets