ECO family guide

Nimzowitsch Defense — all variations and ECO codes

43 named lines across 1 ECO code (B00). Source: the CC0-licensed lichess.org opening database.

The main line

Position after 1.e4 Nc6 (B00). Open this line on Lichess → · Nimzowitsch Defense on Lichess

How the main line scores at your rating

Real Lichess win rates for 1.e4 Nc6, playing as black — the family's other variations are not separately tracked for win rate yet, main line only.

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Win/draw/loss rate by rating band
Rating band	Games	White / draw / Black	Score for black
1400-1600	8,574,485	51.5% / 3.7% / 44.8%	46.7%
1600-1800	8,409,109	50.2% / 3.8% / 46.0%	47.9%
1800-2000	7,184,033	48.0% / 4.2% / 47.8%	49.9%
2000+	5,812,457	46.9% / 5.2% / 47.9%	50.5%

All 43 named variations

Every named line in the Nimzowitsch Defense family, from the CC0-licensed ECO classification — not separately tracked for win rate, but every ECO code and move sequence is real, sourced data.

B00Nimzowitsch Defense (main line) — 1.e4 Nc6
B00Nimzowitsch Defense (main line) — 1.e4 Nc6 2.d4
B00Breyer Variation — 1.e4 Nc6 2.Nc3 Nf6 3.d4 e5
B00Colorado Countergambit — 1.e4 Nc6 2.Nf3 f5
B00Colorado Countergambit Accepted — 1.e4 Nc6 2.Nf3 f5 3.exf5
B00Declined Variation — 1.e4 Nc6 2.Nf3
B00El Columpio Defense — 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4
- B00El Columpio Gambit — 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.e6
- B00Exchange Variation — 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.exd6
- B00Pin Variation — 1.e4 Nc6 2.Nf3 Nf6 3.e5 Ng4 4.d4 d6 5.h3 Nh6 6.Bb5
B00Franco-Nimzowitsch Variation — 1.e4 Nc6 2.Nf3 e6
B00French Connection — 1.e4 Nc6 2.Nc3 e6
B00Hornung Gambit — 1.e4 Nc6 2.d4 d5 3.Be3
B00Kennedy Variation — 1.e4 Nc6 2.d4 e5
- B00Bielefelder Gambit — 1.e4 Nc6 2.d4 e5 3.dxe5 Bc5
- B00Hammer Gambit — 1.e4 Nc6 2.d4 e5 3.dxe5 f6
- B00Herford Gambit — 1.e4 Nc6 2.d4 e5 3.dxe5 Qh4
- B00Keres Attack — 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nc3
- B00Linksspringer Variation — 1.e4 Nc6 2.d4 e5 3.d5
- B00Main Line — 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Ng6
- B00Paulsen Attack — 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.Nf3
- B00Riemann Defense — 1.e4 Nc6 2.d4 e5 3.dxe5 Nxe5 4.f4 Nc6
- B00de Smet Gambit — 1.e4 Nc6 2.d4 e5 3.dxe5 d6
B00Mikenas Variation — 1.e4 Nc6 2.d4 d6
B00Neo-Mongoloid Defense — 1.e4 Nc6 2.d4 f6
B00Pirc Connection — 1.e4 Nc6 2.Nc3 g6
B00Pseudo-Spanish Variation — 1.e4 Nc6 2.Bb5
B00Scandinavian Variation — 1.e4 Nc6 2.d4 d5
- B00Aachen Gambit — 1.e4 Nc6 2.d4 d5 3.exd5 Nb4
- B00Advance Variation — 1.e4 Nc6 2.d4 d5 3.e5
- B00Bogoljubow Variation — 1.e4 Nc6 2.d4 d5 3.Nc3
  B00Bogoljubow Variation — 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4
  - B00Brandics Gambit — 1.e4 Nc6 2.d4 d5 3.Nc3 a6
  - B00Erben Gambit — 1.e4 Nc6 2.d4 d5 3.Nc3 g6
  - B00Heinola-Deppe Gambit — 1.e4 Nc6 2.d4 d5 3.Nc3 e5
  - B00Nimzowitsch Gambit — 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Ne5
  - B00Richter Gambit — 1.e4 Nc6 2.d4 d5 3.Nc3 dxe4 4.d5 Nb8 5.f3
  - B00Vehre Variation — 1.e4 Nc6 2.d4 d5 3.Nc3 Nf6
- B00Exchange Variation — 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5
  - B00Marshall Gambit — 1.e4 Nc6 2.d4 d5 3.exd5 Qxd5 4.Nc3
B00Wheeler Gambit — 1.e4 Nc6 2.b4
B00Williams Variation — 1.e4 Nc6 2.Nf3 d6
B00Woodchuck Variation — 1.e4 Nc6 2.d4 a6