Prepare against Ralf Siepen
DEU · World #108,679 classical · FIDE ID 12976695
When preparing against Ralf Siepen, expect 1.d4 in 48% of White games. Against 1.e4 the reply is 1...d5 (70% of games); against 1.d4, 1...d5 (83%).
Our database contains 46 games by Ralf Siepen, covering Feb 2014 to Jul 2026. Below you'll find Ralf Siepen's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ralf Siepen 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 | 1,705 | 1,746 | May 2024 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 46 | 14 | 11 | 21 | 30.4% |
| As White | 23 | 6 | 8 | 9 | 26.1% |
| As Black | 23 | 8 | 3 | 12 | 34.8% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ralf Siepen's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ralf Siepen's side.
First moves as White (23 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 11 | 47.8% | 63.6% |
| Nf3 | 7 | 30.4% | 21.4% |
| c4 | 4 | 17.4% | 12.5% |
| f4 | 1 | 4.3% | 100.0% |
Main lines as White
- 1.d4 — 48% of White games, 63.6% score
- …Nf6 (45% of these games) — Siepen usually continues Nf3 (50.0% score)
- …d5 (45% of these games) — Siepen usually continues Nf3 (80.0% score)
- …e6 (9% of these games) — Siepen usually continues Nf3 (50.0% score)
- 1.Nf3 — 30% of White games, 21.4% score
- …Nf6 (57% of these games) — Siepen usually continues c4 (50.0% score)
- …d5 (43% of these games) — Siepen usually continues d4 (0.0% score)
As Black against 1.e4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 7 | 70.0% | 64.3% |
| c6 | 2 | 20.0% | 50.0% |
| e6 | 1 | 10.0% | 0.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 5 | 83.3% | 30.0% |
| e6 | 1 | 16.7% | 0.0% |
Ralf Siepen's chess games
All 46 games by Ralf Siepen in the Chess.ceo database (Feb 2014 - Jul 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: 14 wins, 11 draws, 21 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D02 | Queen's Pawn Game | 5 | 2/2/1 | 40.0% |
| A46 | Indian Defense | 4 | 2/2/0 | 50.0% |
| D02 | London System | 3 | 1/0/2 | 33.3% |
| A48 | King's Indian Defense | 2 | 0/0/2 | 0.0% |
| A25 | English Opening | 2 | 0/1/1 | 0.0% |
| E60 | Old Indian | 1 | 0/1/0 | 0.0% |
| A02 | Bird's opening | 1 | 1/0/0 | 100.0% |
| A49 | Réti Opening: Symmetrical Defense | 1 | 0/0/1 | 0.0% |
| A13 | English Opening: Neo-Catalan | 1 | 0/1/0 | 0.0% |
| A21 | English Opening: Reverse Sicilian | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B01 | Scandinavian Defense: Main Line | 7 | 4/1/2 | 57.1% |
| D10 | Slav Defense | 3 | 0/0/3 | 0.0% |
| A01 | Nimzovich-Larsen attack | 2 | 1/1/0 | 50.0% |
| A30 | English Opening | 1 | 0/0/1 | 0.0% |
| A42 | English Opening: Reverse Sicilian | 1 | 0/0/1 | 0.0% |
| D78 | English Opening: Slav Setup | 1 | 1/0/0 | 100.0% |
| A36 | English Opening: Symmetrical | 1 | 0/0/1 | 0.0% |
| A03 | Bird's opening | 1 | 0/0/1 | 0.0% |
| A40 | Horwitz Defense | 1 | 0/0/1 | 0.0% |
| D05 | Indian Defense | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Feb 2014 | Ignaz Ciglenecki | 1,707 | 18th Rheinhausen-ch Open | A46 |
| Sep 2013 | Peter Bieker | 1,487 | 24th Goch Open | D02 |
| Dec 2014 | Manfred Marosa | 1,447 | 2nd Gelsenkirchen Silvester Open | B01 |
| Aug 2014 | Juergen Scheffler | 1,306 | 11th Cologne Longerich Open B | D02 |
| Aug 2014 | Ruben Gideon Koellner | 1,297 | 11th Cologne Longerich Open B | D02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Dortmund Sparkassen Open B | 2014 | 9 | 4.5 | 1,564 |
| 24th Goch Open | 2013 | 7 | 2 | 1,588 |
| 18th Rheinhausen-ch Open | 2014 | 5 | 2 | 1,634 |
| 1st Gelsenkirchen Silvester Open | 2013 | 5 | 1.5 | 1,608 |
| 11th Cologne Longerich Open B | 2014 | 5 | 3 | 1,561 |
| 2nd Gelsenkirchen Silvester Open | 2014 | 5 | 1.5 | 1,516 |
| ch-Rheinhausen 19th | 2015 | 4 | 1.5 | 1,423 |
| 12th Cologne Longerich Open B | 2015 | 4 | 3 | 1,689 |
Interactive opening tree from all 46 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ralf Siepen's chess games?
46 games by Ralf Siepen, from Feb 2014 to Jul 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 Ralf Siepen has played.
What does Ralf Siepen play on the first move as White?
Across 23 games with White in our database, Ralf Siepen opens with 1.d4 (48% of games), 1.Nf3 (30% of games), 1.c4 (17% of games). Against 1.e4 as Black, Ralf Siepen answers 1...d5 (70% of games), 1...c6 (20% of games), 1...e6 (10% of games). Against 1.d4: 1...d5 (83% of games), 1...e6 (17% of games).
What openings does Ralf Siepen play as White?
As White, Ralf Siepen's most-played openings in our database are: Queen's Pawn Game (5 games, 40.0% win rate); Indian Defense (4 games, 50.0% win rate); London System (3 games, 33.3% win rate). The full breakdown of 23 games with White is in the table above.
What openings does Ralf Siepen play as Black?
As Black, Ralf Siepen most often plays: Scandinavian Defense: Main Line (7 games, 57.1% win rate); Slav Defense (3 games, 0.0% win rate); Nimzovich-Larsen attack (2 games, 50.0% win rate). See the table above for the top ten Black openings across 23 games.
What is Ralf Siepen's FIDE rating?
Ralf Siepen is currently rated 1,705 in classical chess. Peak classical rating: 1,746 (May 2024).
How many games has Ralf Siepen played?
Our database contains 46 games by Ralf Siepen, covering Feb 2014 to Jul 2026. Overall record: 14 wins, 11 draws, 21 losses (30.4% win rate).
How do I prepare against Ralf Siepen?
46 games by Ralf Siepen 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.