C41

Philidor Defense: Lion Variation

Chess diagram: Philidor Defense: Lion Variation after 4…Nbd7

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

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Statistics from Lichess

1,526,950 games: White 45.6% / Draw 5.5% / Black 49.0%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
503,803504K
478,059478K
157,499157K
95,37995K
54,81455K
49,21349K
40,47840K
40,21840K

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 20, 2026

Engine evaluation

+0.47 White is slightly better

Best play: 5. h3 c6 6. g4 h6 7. a4 Be7 8. Be3 Qa5 9. Qd2 a6

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

By rating

Rating changes little here: Black scores 50% under 1400, 49% at 2200 and up and 44% in master games (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 154K
1400–1799 471K
1800–2199 808K
2200 and up 424K
Masters, over the board 12K

Master games

Rated blitz, rapid and classical Lichess games by rating band, and over-the-board games of players rated 2200+ from the Lichess masters database, updated Sep 27, 2026

Overview

Philidor Defense: Lion Variation (ECO C41, Open Games) is a variation of the Philidor Defense: Nimzowitsch Variation, reached after 1. e4 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 (4 moves).

In 1,526,950 rated Lichess games between players rated 1600 to 2500, White won 45.6%, Black 49.0% and 5.5% were drawn. White's most played move here is 5. dxe5, in 33% of those games.

It branches into 4 named variations; the most played are Philidor Defense: Lion Variation, Lion's Claw, with Bc4 and h6 and Philidor Defense: Lion Variation, Bishop Sacrifice. In all, 5 named lines continue from it.

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How to play against the Philidor Defense: Lion Variation

5. Bc4 scores best for White: 51.2%, with White winning 48.1% and Black 45.7% of 478K games. The most played, 5. dxe5, scores 46.3% in 504K games, and 5. d5 scores lowest: 42.7%. Stockfish's first choice is 5. h3.

Main answers: those played in at least 5% of these games. Score: White's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Popularity by year

The Philidor Defense: Lion Variation has gained ground since 2016: 0.064% of Lichess games in 2025, up from 0.046%.

Numbers by year
YearShare of gamesGames
20160.046%16,330
20170.057%31,384
20180.064%50,556
20190.06%75,239
20200.068%197,779
20210.055%216,338
20220.055%206,838
20230.055%207,355
20240.056%199,618
20250.064%222,318
2026 (Jan–Apr)0.07%76,861

Share of rated Lichess games between players rated 1600 to 2500 (blitz, rapid and classical) that reach this position, by year; 2026: January to April. Which openings are rising and falling

Variations (4)

Transpositions

All 5 named lines that continue from here

Cite this page

Caissa Codex. “Philidor Defense: Lion Variation (C41)”. Lichess data as of 20 Oct 2026. https://chesscodex.org/openings/philidor-defense-lion-variation