How many presidents have won the popular vote and lost the election?

Related questions

1. What is the Strengthsfinder assessment?
2. Which Democrats are leading in the polls?
3. How does Gallup poll work?
4. Why do we use polls?
5. How are likely voters determined?
6. Was George Washington really the first president?
7. What is a Gallup?
8. Is Rasmussen accurate?
9. What are characteristics of a likely voter?
10. Does Gallup poll call cell phones?

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2. #andrew
3. #adams
4. #george
5. #tilden
6. #hillary
7. #popular
8. #clinton
9. #candidate
10. #rutherford
11. #jackson
12. #harrison
13. #cleveland
14. #benjamin
15. #grover
16. #hayes
17. #donald
18. #election
19. #quincy
20. #times
21. #samuel