Jon Viktor Gunnarsson vs Sigurbjorn Bjornsson
Jon Viktor Gunnarsson (46, IM, ISL) and Sigurbjorn Bjornsson (51, FM, ISL) have met 12 times in classical OTB. Gunnarsson leads with 5 wins to 1, with 6 draws — a 50% draw rate. Their last meeting at Icelandic Team Chess Championship 2025-26 - Premier League Round 6-10 drew. With current classical ratings of 2414 and 2279, the Elo model gives Gunnarsson a 63% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2414 vs 2279 (Δ +135)
With Jon Viktor Gunnarsson as white
63% Jon19% draw18% Sigurbjorn
With Sigurbjorn Bjornsson as white
53% Jon22% draw25% Sigurbjorn
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Jon Viktor Gunnarsson | Sigurbjorn Bjornsson | |
|---|---|---|
| Current rating (STD) | 2414 | 2279 |
| Peak rating | 2472 · Apr 2009 | 2401 · Oct 2012 |
| Peak age | 29 | 37 |
| World rank now | #1,447 | #4,750 |
| World rank peak | #1,021 | #2,088 |
| Federation rank now | #7 | #25 |
| Games (career, STD) | 524 | 614 |
| Months active | 217 | 217 |
| % white wins | 59% | 58% |
| % black wins | 55% | 48% |
| TPR last 12m (STD) | 2162 | 2228 |
| Activity 12m (games) | 26 | 124 |
Best Win
Jon Viktor Gunnarsson
Sigurbjorn Bjornsson
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (22)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Jon Viktor Gunnarsson
Sigurbjorn Bjornsson