How many ny governors became us vice presidents?

Answer 1

Fifteen of the 47 U. S. Vice Presidents to date had been state Governors:

1. Thomas Jefferson (Virginia)
2. George Clinton (New York)
3. Elbridge Gerry (Massachusetts)
4. Daniel D. Tompkins (New York)
5. Martin Van Buren (New York)
6. John Tyler (Virginia)
7. Hannibal Hamlin (Maine)
8. Andrew Johnson (Tennessee)
9. Thomas A. Hendricks (Indiana)
10. *Levi P. Morton (New York)
11. Theodore Roosevelt (New York)
12. Thomas R. Marshall (Indiana)
13. Calvin Coolidge (Massachusetts)
14. Spiro Agnew (Maryland)
15. Nelson Rockefeller (New York)

*Levi Morton was elected governor of New York after he was vice-president.

Answer 2

Six Vice Presidents of the United States also had been Governor of New York:

1. George Clinton, 1st Governor of the State of New York (1777-1795 and 1801-1804)
2. Daniel D. Tompkins (1807-1817)
3. Martin Van Buren (1829)
4. Levi P. Morton (1895-1896)
5. Theodore Roosevelt (1899-1900)
6. Nelson Rockefeller (1959-1973)

Answer 3

15 of the 47 U. S. Vice Presidents to date (about a third) were state governors:

1. Thomas Jefferson (Virginia)
2. George Clinton (New York)
3. Elbridge Gerry (Massachusetts)
4. Daniel D. Tompkins (New York)
5. Martin Van Buren (New York)
6. John Tyler (Virginia)
7. Hannibal Hamlin (Maine)
8. Andrew Johnson (Tennessee)
9. Thomas A. Hendricks (Indiana)
10. Levi P. Morton (New York)
11. Theodore Roosevelt (New York)
12. Thomas R. Marshall (Indiana)
13. Calvin Coolidge (Massachusetts)
14. Spiro T. Agnew (Maryland)
15. Nelson A. Rockefeller (New York)

I have not checked to see which, if any, were territorial governors.