Democratic Party presidential primaries, 1964

The 1964 Democratic presidential primaries were the selection process by which voters of the Democratic Party chose its nominee for President of the United States in the 1964 U.S. presidential election. Incumbent President Lyndon B. Johnson was selected as the nominee through a series of primary elections and caucuses culminating in the 1964 Democratic National Convention held from August 24 to August 27, 1964, in Atlantic City, New Jersey.