The 2012 Tennessee Democratic presidential primary took place on Tuesday, March 6, 2012, as part of Super Tuesday along with other primaries and caucuses. Tennessee's 82 pledged delegates to the Democratic National Convention were allocated based on the results of the primary.

The 2016 Tennessee Democratic presidential primary took place on March 1 in the U.S. state of Tennessee as one of the Democratic Party's primaries ahead of the 2016 presidential election.