2016 Tennessee Republican presidential primary
The 2016 Tennessee Republican presidential primary took place on March 1, 2016, as one of 14 contests scheduled on Super Tuesday, in the Republican Party primaries for the 2016 presidential election, following the Nevada caucuses a week before. Businessman Donald Trump won the primary with a plurality, carrying 38.94% of the vote and all but one county, awarding him 33 delegates.
Texas Senator Ted Cruz came second, with 24.71% of the vote and 16 delegates. Florida Senator Marco Rubio came third, with 21.18% of the vote and nine delegates, carrying only the county of Williamson. All other candidates did not receive any delegates.
The Democratic Party held its Tennessee primary on the same day, which was won by Hillary Clinton.
Opinion polling
Primary date: March 1, 2016| Poll source | Date | 1st | 2nd | 3rd | Other |
| Primary results | March 1, 2016 | Donald Trump 38.94% | Ted Cruz 24.71% | Marco Rubio 21.18% | Ben Carson 7.59%, John Kasich 5.29%, Jeb Bush 1.12%, Mike Huckabee 0.28%, Rand Paul 0.27%, Chris Christie 0.15%, Carly Fiorina 0.08%, Rick Santorum 0.08%, Jim Gilmore 0.03%, Lindsey Graham 0.03%, George Pataki 0.02% |
| SurveyMonkey Margin of error: ± ?% Sample size: 772 | February 22–29, 2016 | Donald Trump 48% | Marco Rubio 18% | Ted Cruz 15% | Ben Carson 10%, John Kasich 5%, Undecided 4% |
| NBC News/Wall Street Journal/Marist Margin of error: ± 3.8% Sample size: 665 | February 22–25, 2016 | Donald Trump 40% | Ted Cruz 22% | Marco Rubio 19% | Ben Carson 9%, John Kasich 6% |
| Vanderbilt/PSRA Margin of error: 5.6% Sample size: 495 | November 11–23, 2015 | Donald Trump 29% | Ben Carson 25% | Ted Cruz 14% | Marco Rubio 12%, Jeb Bush 6%, Carly Fiorina 2%, Undecided 7%, Other 4%, Wouldn't Vote 1% |
| Opinion Savvy/Insider Advantage Margin of error: 4.6% Sample size: 440 | August 2–3, 2015 | Donald Trump 35.3% | Ben Carson 14.5% | Jeb Bush 11.7% | Mike Huckabee 6.5%, Ted Cruz 6.2%, Scott Walker 5.8%, John Kasich 3.3%, Rand Paul 3%, Marco Rubio 2.8%, Chris Christie 1.7%, Carly Fiorina 1.7%, Bobby Jindal 1.4%, Rick Santorum 0.7%, George Pataki 0.3%, Lindsey Graham 0.2%, Rick Perry 0.2%, Someone else 1.3%, Undecided 3.5% |