C02

French Defense: Advance Variation, Milner-Barry Gambit

The Milner-Barry Gambit is a gambit line of the Advance Variation of the French: 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3. Read the guide

Chess diagram: French Defense: Advance Variation, Milner-Barry Gambit after 6. Bd3

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Statistics from Lichess

2,164,476 games: White 50.3% / Draw 4.2% / Black 45.5%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
1,123,9671.1M
764,137764K
129,273129K
70,93571K
23,51324K
20,08020K
6,6846,684
5,7675,767

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 1, 2026

Engine evaluation

+0.16 The position is about equal

Best play: 6... cxd4 7. O-O Bd7 8. Re1 Nge7 9. a3 Rc8 10. b4 dxc3 11. Nxc3

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

By rating

Rating changes little here: White scores 51% under 1400, 53% at 2200 and up and 54% in master games (wins plus half the draws).

PlayersGamesWhite / Draw / BlackW / D / B
Under 1400 124K
1400–1799 798K
1800–2199 1.4M
2200 and up 217K
Masters, over the board 779

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 26, 2026

Description

The Milner-Barry Gambit is a gambit line of the Advance Variation of the French: 1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.Bd3. White develops the bishop instead of protecting d4, and offers the d-pawn for quick development and an attack.

Origins

The gambit is named after Sir Stuart Milner-Barry (1906–1995), a British chess player and writer who represented England at the Chess Olympiads of 1937 and 1939. He won the first British Boys' Championship in 1923 and was later the chess correspondent of The Times. During the Second World War he worked as a codebreaker at Bletchley Park, from autumn 1943 heading Hut 6, which decrypted German Army and Air Force Enigma messages. Four opening variations carry his name.

Main lines

The main line continues 6...cxd4 7.cxd4 Bd7 8.O-O Nxd4 9.Nxd4 Qxd4 10.Nc3. Black is a pawn up.

  • If Black takes a second pawn with 10...Qxe5, White gets an attack with 11.Re1 Qb8 12.Nxd5, or 11...Qd6 12.Nb5.
  • On move seven Black must not grab the pawn at once: 7...Nxd4 8.Nxd4 Qxd4 loses the queen to 9.Bb5+, a discovered attack on the queen from the queen on d1.

The numbers

On Lichess White wins 50.3% of the 2.2 million games and Black 45.5%. The split hardly moves with rating: 50.1% against 47.1% under 1400, and 49.7% against 44.6% from 2200 up. In 779 master games over the board White won 40.1%, Black 32.2%, and 27.7% were drawn.

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How to play against the French Defense: Advance Variation, Milner-Barry Gambit

6…Nge7 scores best for Black: 48.6%, with Black winning 46.5% and White 49.3% of 129K games. The most played answer, 6…Bd7, scores lowest: 47.3% in 1.1M games. Stockfish's first choice is 6…cxd4.

Main answers: those played in at least 5% of these games. Score: Black'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 French Defense: Advance Variation, Milner-Barry Gambit has gained ground since 2016: 0.089% of Lichess games in 2025, up from 0.072%.

Numbers by year
YearShare of gamesGames
20160.072%25,580
20170.088%48,631
20180.096%75,113
20190.087%108,929
20200.083%242,659
20210.072%282,306
20220.079%297,135
20230.088%330,695
20240.087%313,502
20250.089%308,456
2026 (Jan–Apr)0.087%95,378

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 (2)

All 4 named lines that continue from here

Sources

Cite this page

Caissa Codex. “French Defense: Advance Variation, Milner-Barry Gambit (C02)”. Lichess data as of 1 Nov 2026. https://chesscodex.org/openings/french-defense-advance-variation-milner-barry-gambit