Prepare against Florian Jenni
GM · CHE · World #881 classical · FIDE ID 1304232
When preparing against Florian Jenni, expect 1.e4 in 89% of White games. Against 1.e4 the reply is 1...e5 (92% of games); against 1.d4, 1...Nf6 (97%). Lowest win rate among frequent openings: Queen's Indian Defense as Black, 26.0% over 73 games.
Our database contains 1,453 games by Florian Jenni, covering Apr 2003 to Aug 2026. Below you'll find Florian Jenni's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Florian Jenni before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,463 | 2,550 | Apr 2008 |
| Rapid | 2,436 | 2,526 | Aug 2012 |
| Blitz | 2,407 | 2,474 | Jul 2023 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 1,453 | 599 | 418 | 436 | 41.2% |
| As White | 714 | 333 | 204 | 177 | 46.6% |
| As Black | 739 | 266 | 214 | 259 | 36.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Florian Jenni's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Florian Jenni's side.
First moves as White (714 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 637 | 89.2% | 61.1% |
| Nf3 | 37 | 5.2% | 59.5% |
| d4 | 35 | 4.9% | 57.1% |
| b3 | 2 | 0.3% | 75.0% |
| g3 | 2 | 0.3% | 75.0% |
| c4 | 1 | 0.1% | 50.0% |
Main lines as White
- 1.e4 — 89% of White games, 61.1% score
- …c5 (47% of these games) — Jenni usually continues Nf3 (60.9% score)
- …e5 (18% of these games) — Jenni usually continues Nf3 (66.2% score)
- …e6 (15% of these games) — Jenni usually continues d4 (61.0% score)
- 1.Nf3 — 5% of White games, 59.5% score
- …Nf6 (62% of these games) — Jenni usually continues g3 (57.5% score)
- …d5 (14% of these games) — Jenni usually continues g3 (80.0% score)
- …c5 (14% of these games) — Jenni usually continues b3 (50.0% score)
As Black against 1.e4 (314 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 290 | 92.4% | 51.7% |
| d5 | 11 | 3.5% | 45.5% |
| c5 | 10 | 3.2% | 50.0% |
| e6 | 2 | 0.6% | 100.0% |
| c6 | 1 | 0.3% | 50.0% |
As Black against 1.d4 (283 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 275 | 97.2% | 48.7% |
| d5 | 5 | 1.8% | 30.0% |
| e6 | 2 | 0.7% | 75.0% |
| g6 | 1 | 0.4% | 0.0% |
Florian Jenni's chess games
All 1,453 games by Florian Jenni in the Chess.ceo database (Apr 2003 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 599 wins, 418 draws, 436 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B22 | Sicilian | 106 | 50/24/32 | 47.2% |
| B90 | Sicilian: Najdorf | 53 | 18/21/14 | 34.0% |
| B22 | Sicilian: Alapin | 49 | 19/19/11 | 38.8% |
| C18 | French: Winawer Variation | 36 | 18/8/10 | 50.0% |
| C36 | King's Gambit | 36 | 21/3/12 | 58.3% |
| B12 | Caro-Kann: Advance Variation | 35 | 16/8/11 | 45.7% |
| B31 | Sicilian: Rossolimo | 26 | 15/4/7 | 57.7% |
| C14 | French: Classical Variation | 25 | 8/9/8 | 32.0% |
| C10 | French Defense | 24 | 12/4/8 | 50.0% |
| B06 | Modern Defense | 22 | 10/8/4 | 45.5% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C88 | Ruy Lopez: Closed | 103 | 32/27/44 | 31.1% |
| E15 | Queen's Indian Defense | 73 | 19/26/28 | 26.0% |
| C45 | Scotch Game | 44 | 21/9/14 | 47.7% |
| E97 | King's Indian Defense: Orthodox Variation | 42 | 12/16/14 | 28.6% |
| A46 | Indian Defense | 41 | 16/9/16 | 39.0% |
| A30 | English Opening | 35 | 14/8/13 | 40.0% |
| A07 | Réti Opening | 26 | 13/4/9 | 50.0% |
| C55 | Italian Game | 25 | 13/5/7 | 52.0% |
| E32 | Nimzo-Indian: Classical Variation | 22 | 7/7/8 | 31.8% |
| C77 | Ruy Lopez: Morphy Defense | 21 | 9/7/5 | 42.9% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2009 | Vladimir Akopian | 2,698 | 17th chT-EU | C88 |
| Dec 2018 | Markus Ragger | 2,687 | ch-EU blitz | C36 |
| Dec 2018 | Anton Demchenko | 2,679 | ch-EU blitz | B30 |
| Jul 2007 | Bartosz Socko | 2,660 | 40th Biel MTO Open | E92 |
| Oct 2002 | Konstantin Sakaev | 2,647 | ch-EU blitz | E80 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Titled Tuesday | 2021 | 299 | 151 | 2,374 |
| chT-SUI | 2018 | 150 | 94 | 2,495 |
| ch-SUI | 2010 | 61 | 37 | 2,491 |
| Biel MTO Open | 2006 | 53 | 29.5 | 2,462 |
| Wch U20 | 2000 | 26 | 13.5 | 2,469 |
| Winterthur Open | 2008 | 23 | 15.5 | 2,431 |
| Chess.com Bullet Open 1 | 2020 | 19 | 7.5 | 2,229 |
| Wch U16 | 1996 | 16 | 8.5 | 2,308 |
Frequent opponents
Head-to-head records: Yannick Pelletier (19 games) · Joseph G. Gallagher (17 games)
Interactive opening tree from all 1,453 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Florian Jenni's chess games?
1,453 games by Florian Jenni, from Apr 2003 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Florian Jenni has played.
What does Florian Jenni play on the first move as White?
Across 714 games with White in our database, Florian Jenni opens with 1.e4 (89% of games), 1.Nf3 (5% of games), 1.d4 (5% of games). Against 1.e4 as Black, Florian Jenni answers 1...e5 (92% of games), 1...d5 (4% of games), 1...c5 (3% of games). Against 1.d4: 1...Nf6 (97% of games), 1...d5 (2% of games), 1...e6 (1% of games).
What openings does Florian Jenni play as White?
As White, Florian Jenni's most-played openings in our database are: Sicilian (106 games, 47.2% win rate); Sicilian: Najdorf (53 games, 34.0% win rate); Sicilian: Alapin (49 games, 38.8% win rate). The full breakdown of 714 games with White is in the table above.
What openings does Florian Jenni play as Black?
As Black, Florian Jenni most often plays: Ruy Lopez: Closed (103 games, 31.1% win rate); Queen's Indian Defense (73 games, 26.0% win rate); Scotch Game (44 games, 47.7% win rate). See the table above for the top ten Black openings across 739 games.
What is Florian Jenni's FIDE rating?
Florian Jenni is currently rated 2,463 in classical chess, 2,436 in rapid and 2,407 in blitz. Peak classical rating: 2,550 (Apr 2008).
How many games has Florian Jenni played?
Our database contains 1,453 games by Florian Jenni, covering Apr 2003 to Aug 2026. Overall record: 599 wins, 418 draws, 436 losses (41.2% win rate).
How do I prepare against Florian Jenni?
1,453 games by Florian Jenni reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.