Walsh Convention

Walsh is a response style after a 1♣ opening where responder bypasses a diamond suit to bid a 4-card major with less than game-forcing values. It helps find major fits more efficiently.

The Basic Idea

After partner opens 1♣:

Holding

Standard

Walsh

4♥ and 4♦, 8 HCP

1♦

1♥

4♠ and 5♦, 10 HCP

1♦

1♠

4♥ and 4♦, 13+ HCP

1♦

1♦

With a weak hand, bypass diamonds to show the major. With game-forcing values, bid diamonds naturally (you can show both suits).

Why Walsh Works

After 1♣ – 1♦ – 1NT, you’re stuck. You can’t show a 4-card major without going to the 2-level.

With Walsh, you bid the major first. If opener rebids 1NT, you know there’s no major fit and can pass with a weak hand.

Example

You hold: ♠K984 ♥73 ♦QJ84 ♣962

Partner opens 1♣.

Standard: Bid 1♦. If partner bids 1NT, you pass, possibly missing a 4-4 spade fit.

Walsh: Bid 1♠. If partner has 4 spades, you find the fit. If partner bids 1NT, pass — no spade fit, and 1NT is fine.

When to Bid Diamonds

Bid 1♦ naturally when: – You have game-forcing values (can show both suits later) – You have 5+ diamonds and only 4 in a major – You have no 4-card major

Opener’s Awareness

Opener should know Walsh is in effect. After 1♣ – 1♥/1♠: – Responder might have diamonds they didn’t show – A 1NT rebid may end the auction – Supporting the major is a priority

Walsh and 2/1

Walsh is commonly played with 2/1 Game Forcing. Since 2♦ is game-forcing, weak hands with diamonds need another route — Walsh provides it.

Continuations

After 1♣ – 1♥ (Walsh) – 1♠:

Responder’s Bid

Meaning

1NT

Minimum, no spade fit

2♣

Minimum, club tolerance

2♦

Now showing diamonds (GF)

2♥

5+ hearts, minimum

Named After

Richard Walsh, a bridge theorist from Los Angeles.

See Also

• Two Over One
• 1NT Rebid
• Checkback Stayman