Their ages in 2020:
1. Elizabeth Warren (71)
2. The Bern (79)
3. Sen. Cory Booker (N.J.) (51)
Sen. Amy Klobuchar (Minn.) (60)
5. Sen. Kirsten Gillibrand (54)
6.First lady Michelle Obama (56)
7. Gov. John Hickenlooper (Colo.)(68)
8. Sen. Chris Murphy (Conn.)(47)
9. Vice President Joe Biden (78)
10. Gov. Andrew Cuomo (N.Y.) (63, but he may be in jail for corruption)
11. Sen.-elect Kamala Harris (Calif.) (56)
12. Former Secretary of State Hillary Clinton (73, if she lives that long)
13. Former Gov. Deval Patrick (Mass.)(64)
14. Sen. Tim Kaine (Va.) (62)
15. Oprah Winfrey (66)
Trump will be 74 in 2020.