Herman Grooten vs Tommy Grooten
Herman Grooten (68, IM, NED) and Tommy Grooten (16, NED) have met 3 times in classical OTB plus 3 rapid/blitz games. Grooten leads the classical series 2–1 (0 draws). With current classical ratings of 2175 and 2356, the Elo model gives Grooten a 60% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2175 vs 2356 (Δ -181)
With Herman Grooten as white
21% Herman19% draw60% Tommy
With Tommy Grooten as white
14% Herman16% draw70% Tommy
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Herman Grooten | Tommy Grooten | |
|---|---|---|
| Current rating (STD) | 2175-4 | 2356+9 |
| Peak rating | 2408 · Jan 2003 | 2356 · May 2026 |
| Peak age | 45 | 16 |
| World rank now | #9,590 | #2,563 |
| World rank peak | #1,856 | #2,563 |
| Federation rank now | #336 | #76 |
| Games (career, STD) | 617 | 437 |
| Months active | 217 | 96 |
| % white wins | 51% | 50% |
| % black wins | 47% | 44% |
| TPR last 12m (STD) | 2170 | 2218 |
| Activity 12m (games) | 144 | 170 |
Best Win
Herman Grooten
Tommy Grooten
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).
Herman Grooten
Tommy Grooten