It’s Presidents Day, so surely you’re wondering: Who is America’s greatest president? A recent Gallup poll has your answer: Ronald Reagan, according to 19% of respondents. Gallup has asked the same "greatest president" question eight times over the last 12 years, and Reagan has come out on top three of those times. The other top vote-getters are Abraham Lincoln, with four wins, and John F. Kennedy with two (one was a tie with Lincoln). This year’s top 10: