CChessStats

Koen Leenhouts vs Onno Elgersma

Koen Leenhouts (42, GM, NED) and Onno Elgersma (22, FM, NED) have met 5 times in classical OTB plus 1 rapid/blitz game. With current classical ratings of 2459 and 2356, the Elo model gives Leenhouts a 59% chance of winning a classical game with white.

Head-to-Head Score

If they played today · Classical

Based on current Elo: 2459 vs 2356 +103)
With Koen Leenhouts as white
59% Koen21% draw21% Onno
With Onno Elgersma as white
47% Koen25% draw28% Onno

Estimate from Elo only · doesn't account for recent form, opening prep, or context.

Career Compare

Koen LeenhoutsOnno Elgersma
Current rating (STD)24592356
Peak rating2513 · Nov 20162420 · Mar 2025
Peak age3221
World rank now#925#2,563
World rank peak#645#1,427
Federation rank now#26#76
Games (career, STD)978785
Months active218134
% white wins61%54%
% black wins44%48%
TPR last 12m (STD)23842320
Activity 12m (games)7899

Best Win

Koen Leenhouts
Onno Elgersma

Highest-rated opponent ever beaten · STD primary, rapid/blitz for context

All Meetings (6)

Common Opponents

Tournaments Both Played

Cohort Position

Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).

Koen Leenhouts
Onno Elgersma

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