Kristen Baldwin: The Best TV Shows of the Decade, as published by Entertainment Weekly

[see also 2018]

1. The Leftovers
2. The Good Fight
3. Mad Men
4. American Crime Story
5. Better Things
6. Veep
7. Orange is the New Black
8. Brooklyn Nine-Nine
9. The Fall
10. The Comeback
11. Better Call Saul
12. Key and Peele
13. Rectify
14. Parks and Recreation
15. Leah Remini: Scientology and the Aftermath

Darren Franich: The Best TV Shows of the Decade, as published by Entertainment Weekly

[see also 2018]

1. Mad Men
2. Atlanta
3. Twin Peaks: The Return
4. Adventure Time
5. Community
6. The People v. O.J. Simpson: American Crime Story
7. The Good Fight
8. Hannibal
9. BoJack Horseman
10. The Trip
11. American Horror Story: Asylum
12. Last Week Tonight with John Oliver
13. Justified
14. Insecure
15. Black Mirror

Hank Stuever: Best TV shows of 2019, as published by The Washington Post

[see also 2018, 2017, 2016]

1. Watchmen
2. When They See Us
3. Unbelievable
4. Succession
5. Gentleman Jack
6. Fleabag
7. This Is Us
8. Chernobyl
9. Dead to Me
10. Leaving Neverland

On a longer list, I'd include …

• Barry
• Catch-22
• College Behind Bars
• Country Music
• The Crown
• The Dark Crystal: Age of Resistance
• Dickinson
• Evil
• Fosse/Verdon
• The Good Place
• Mrs. Fletcher
• PEN15
• Pose
• Ramy
• Russian Doll
• Servant
• Veep
• Who Killed Garrett Phillips?
• Years and Years

Alan Sepinwall: 20 Best TV Shows of 2019, as published by Rolling Stone

[see also 2018, 2017, 2016, 2010s]

1. Fleabag
2. Watchmen
3. Russian Doll
4. Better Things
5. Unbelievable
6. Chernobyl
7. Lodge 49
8. Ramy
9. Pose
10. David Makes Man
11. When They See Us
12. PEN15
13. Brockmire
14. Tuca & Bertie
15. Catastrophe
16. Los Espookys
17. Mr Inbetween
18. Fosse/Verdon
19. Sex Education
20. Warrior

The A.V. Club: The 25 Best TV Shows of 2019

[see also 2018, 2017, 2016, 2010s]

1. Fleabag
2. Watchmen
3. Russian Doll
4. Succession
5. Barry
6. The Good Place
7. BoJack Horseman
8. Lodge 49
9. When They See Us
10. Chernobyl
11. The Other Two
12. Undone
13. Pose
14. Unbelievable
15. I Think You Should Leave with Tim Robinson
16. Crazy Ex-Girlfriend
17. Documentary Now!
18. Tuca & Bertie
19. Mr. Robot
19. The Righteous Gemstones
20. One Day at a Time
21. The Mandalorian
22. Stranger Things
23. Schitt's Creek
24. You’re the Worst
25. Fosse/Verdon

GQ Magazine: The Best TV Shows of 2019

• The Other Two
• Dickinson
• Barry
• Fleabag
• Ramy
• Schitt's Creek
• The Good Fight
• PEN15
• Russian Doll
• Euphoria
• The OA
• Succession
• RuPaul's Drag Race UK
• Tuca & Bertie
• Chernobyl
• Crazy Ex-Girlfriend
• I Think You Should Leave with Tim Robinson
• Mrs. Fletcher
• Big Mouth

The Playlist: The Best TV Shows & Mini-Series of the Decade. See also their large number of honorable mentions.

[see also 2018, 2016]

1. Twin Peaks: The Return
2. Atlanta
3. The Americans
4. The Leftovers
5. Breaking Bad
6. Louie
7. Mad Men
8. The Knick
9. Fleabag
10. 30 Rock
11. Game of Thrones
12. Fargo
13. The Night Of
14. Mindhunter
15. BoJack Horseman
16. Veep
17. Hannibal
18. Justified
19. Better Call Saul
20. The Handmaid’s Tale
21. Girls
22. Killing Eve
23. The Crown
24. Enlightened
25. Insecure
26. Catastrophe
27. The Good Place
28. Rick and Morty
29. Bored to Death
30. Halt and Catch Fire
31. Togetherness
32. Looking
33. Key and Peele
34. Brooklyn Nine-Nine
35. Mildred Pierce
36. Barry
37. Chernobyl
38. Master of None
39. Transparent
40. Broad City
41. True Detective
42. When They See Us
43. I Love Dick
44. The Young Pope
45. The OA
46. Succession
47. Russian Doll
48. Top of the Lake
49. The Marvelous Mrs. Maisel
50. Documentary Now!

Willa Paskin: The 10 Best TV Shows of 2019, as published by Slate

[see also 2018, 2017]

1. Fleabag
2. Succession
3. Watchmen
4. Russian Doll
5. Blown Away
6. Leaving Neverland
7. Couples Therapy
8. Catastrophe
9. Ramy
10. Glow

Complex: The Best TV Shows of 2019

[see also 2018]

1. Succession
2. Watchmen
3. Mr. Robot
4. Barry
5. Snowfall
6. Better Things
7. The Other Two
8. When They See Us
9. Euphoria
10. The Righteous Gemstones
11. Veep
12. Billions
13. Chernobyl
14. Pose
15. Russian Doll
16. The Act
17. Stranger Things
18. Mindhunter
19. Big Little Lies
20. Fosse/Verdon
21. Killing Eve
22. The Boys
23. Vida
24. Dead to Me
25. Glow
26. Dark
27. Ramy
28. South Side
29. Silicon Valley
30. BoJack Horseman

Emily Nussbaum: The Best TV Shows of 2019, as published by The New Yorker with an essay amusingly titled "I Love Top Ten Lists"

[see also 2018, 2017]

• Fleabag
• Succession
• Los Espookys
• Watchmen
• BoJack Horseman
• Sherman's Showcase
• Jane the Virgin
• Crazy Ex-Girlfriend
• Dickinson
• Russian Doll
• I Think You Should Leave with Tim Robinson
• High Maintenance
• Unbelievable
• Couples Therapy
• PEN15
• Our Boys
• Evil
• Catastrophe
• Good Trouble
• Orange is the New Black

Honorable Mentions

• Tuca & Bertie
• Kim's Convenience
• Documentary Now!
• Glow
• Big Mouth
• Broad City
• Younger
• Brooklyn Nine-Nine
• The Other Two
• Shrill
• Fosse/Verdon
• Corporate
• South Side
• Veep
• BH90210