The 1852 Democratic National Convention was a presidential nominating convention that met from June 1 to June 5 in Baltimore, Maryland. It was held to nominate the Democratic Party's candidates for president and vice president in the 1852 election. The convention selected former Senator Franklin Pierce of New Hampshire for president and Senator William R. King of Alabama for vice president.

The 1852 United States presidential election was the 17th quadrennial presidential election, held on Tuesday, November 2, 1852. Democrat Franklin Pierce defeated Whig nominee General Winfield Scott. A third party candidate from the Free Soil party, John P. Hale, also ran and came in third place, but got no electoral votes.