My Christopher Nolan Rankings:

1) The Dark Knight
2) Batman Begins
3) The Prestige
4) Inception
5) Memento
6) Dunkirk
7) The Dark Knight Rises
8) Interstellar
9) Insomnia

And I haven't seen Following either!

Memento
The Prestige
Batman Begins

The Dark Knight
Inception
Interstellar

Dunkirk
Insomnia
The Dark Knight Rises (can't remember much of it, so I'm not sure if it deserves the last place)

Inception (2010)
The Dark Knight (2008)
Interstellar (2014)
Memento (2000)
Dunkirk (2017)
Following (1998)
Batman Begins (2005)
The Dark Knight Rises (2012)
Insomnia (2002)
The Prestige (2006)

1. The Dark Knight
2. Memento
3. Batman Begins
4. Insomnia
5. The Prestige
6. Inception
7. The Dark Knight Rises
8. Dunkirk
9. Interstellar
10. Following

The Dark Knight (2008)
Memento (2000)
The Dark Knight Rises (2012)
Batman Begins (2005)
Inception (2010)
The Prestige (2006)
Insomnia (2002)
Interstellar (2014)


Not seen:
Dunkirk (2017)
Following (1998)

The Dark knight 10/10
Interstellar 10/10
Inception 9/10
The Prestige 9/10
Memento 8/10
Insomnia 8/10
Dunkirk 8/10
Batman Begins 7/10
The Dark Knight Rises 7/10

1. Memento
2. Inception
3. The Prestige
4. The Dark Knight
5. Interstellar
6. Batman Begins
7. The Dark Knight Rises
8. Dunkirk
9. Tenet

I would put Mementon first because it is his cleverest and unique film. May be he knows that - he is starting a self-Remake. That is sadly a bit poor and I dont think that it can have the same impact but at least there will be more
attention to the original afterwards...

https://www.imdb.com/title/tt5207922/?ref_=nm_flmg_wr_1