2024 Oklahoma Democratic presidential primary

The 2024 Oklahoma Democratic presidential primary took place on March 5, 2024, as part of the Democratic Party primaries for the 2024 presidential election. 40 delegates to the Democratic National Convention were allocated to presidential candidates. The contest was held on Super Tuesday alongside primaries in 14 other states and territories.

Biden largely won the state, though with opposition from Williamson and Philips. Philips received a plurality in Cimarron County, making it one of only two counties he won in his campaign.

Candidates
The following candidates filed to be placed on the ballot in Oklahoma:


 * Joe Biden
 * Armando “Mando” Perez-Serrato
 * Dean Phillips
 * Stephen Lyons
 * Cenk Uygur
 * Marianne Williamson

Analysis
There was significant protest voting against Biden in rural counties. These voters are likely Democrats In Name Only who tend to vote Republican in most elections, but remain registered as Democrats. Biden carried the state by a strong margin but would lose Cimarron County to Dean Phillips, who received a plurality of the county's vote.