These rankings were last updated Dec. 21
1. Brent Burns, SJS (SAME)
2. Erik Karlsson, OTT (+1)
3. Shea Weber, MTL (-1)
4. Victor Hedman, TBL (+1)
5. Zach Werenski, CBJ (+2)
6. Kevin Shattenkirk, STL (+2)
7. Dustin Byfuglien, WPG (+2)
8. P.K. Subban, NSH (DTD)
9. Roman Josi, NSH (+1)
10. Ryan Suter, MIN (+1)
11. Drew Doughty, LAK (+1)
12. Rasmus Ristolainen, BUF (+3)
13. Duncan Keith, CHI (SAME)
14. Shayne Gostisbehere, PHI (SAME)
15. Ryan McDonagh, NYR (+1)
16. Brent Seabrook, CHI (+3)
17. Keith Yandle, FLA (+3)
18. Mark Giordano, CGY (-1)
19. Oliver Ekman-Larsson, ARI (-1)
20. Dougie Hamilton, CGY (+2)
21. Cam Fowler, ANA (+4)
22. John Carlson, WSH (DTD)
23. Andrei Markov, MTL (DTD)
24. Alex Pietrangelo, STL (DTD)
25. Colton Parayko, STL (+1)
26. Sami Vatanen, ANA (+1)
27. John Klingberg, DAL (+1)
28. Alec Martinez, LAK (+1)
29. Justin Faulk, CAR (+4)
30. Torey Krug, BOS (SAME)
31. Damon Severson, NJD (SAME)
32. Aaron Ekblad, FLA (SAME)
33. Justin Schultz, PIT (+5)
34. Seth Jones, CBJ (+2)
35. Marc-Edouard Vlasic, SJS (+2)
36. Ivan Provorov, PHI (+6)
37. Mike Green, DET (DTD)
38. Tyson Barrie, COL (-3)
39. Ian Cole, PIT (+5)
40. Morgan Rielly, TOR (-1)
41. Anton Stralman, TBL (-1)
42. Matt Niskanen, WSH (+1)
43. Jake Muzzin, LAK (-2)
44. Oscar Klefbom, EDM (+1)
45. Nick Leddy, NYI (+1)
46. Dion Phaneuf, OTT (+1)
47. Ryan Ellis, NSH (+1)
48. Matt Dumba, MIN (+1)
49. Jeff Petry, MTL (NEW)
50. Mattias Ekholm, NSH (NEW)
Key injuries: Kris Letang (PIT), Mark Streit (PHI), Trevor Daley (PIT), Tyler Myers (WPG), Alexander Edler (VAN)
READ: Last week's Top 50 defenseman rankings