The names of Colleges or Schools that offer toughest MBA or Master in Business Administration Programs in USA (United States of America) are as follows:

1. Stanford Graduate School of Business
Acceptance rate: 7.1 percent

2. Harvard School of Business
Acceptance rate: 11 percent

3. UC Berkeley Haas School of Business
Acceptance rate: 13.2 percent

4. MIT Sloan Business School
Acceptance rate: 13.8 percent

5. UC Davis Graduate School of Management
Acceptance rate: 15.3 percent

6. UCLA Anderson School of Management
Acceptance rate: 17.8 percent

7. NYU Stern Business School
Acceptance rate: 18.1 percent

8. Columbia Business School
Acceptance rate: 18.2 percent

9. University of Pennsylvania Wharton Business School
Acceptance rate: 20.7 percent

10. Dartmouth College Tuck School of Business
Acceptance rate: 22.1 percent

11. Northeastern University D’Amore-McKim School of Business
Acceptance rate: 22.2 percent

12. UC Irvine Merage School of Business
Acceptance rate: 22.7 percent

13. Georgia Tech Scheller College of Business
Acceptance rate: 22.7 percent

14. University of Washington Foster School of Business
Acceptance rate: 22.9 percent

15. Northwestern University Kellogg School of Management
Acceptance rate: 23.2 percent

16. University of Chicago Booth School of Business
Acceptance rate: 23.5 percent

17. Texas A&M University Mays Business School
Acceptance rate: 23.6 percent

18. Yale School of Management
Acceptance rate: 23.7 percent

19. Penn State University Smeal College of Business
Acceptance rate: 24 percent

20. University of Florida Hough Graduate School of Business (Wharrington)
Acceptance rate: 24 percent