The 2024 Washington Democratic presidential primary was held on March 12, 2024, as part of the Democratic Party primaries for the 2024 presidential election.

111 delegates to the Democratic National Convention were allocated to presidential candidates.

[2] President Biden won in a landslide, however "Uncommitted delegates" received over 15% of the vote in Washington's 7th congressional district and was allocated two delegates.

[3] The Washington Secretary of State confirmed that the following names would be placed on the March 12 primary ballot (listed alphabetically):[4] After a push for Michigan Democratic primary voters to vote for the "uncommitted delegates" option garnered over 100,000 votes in protest to President Biden's handling of the Israel–Hamas war, momentum for Washington voters by activists and politicians to also select the "uncommitted delegates" grew as a number of organizations and officials endorsed a vote for uncommitted.

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