Who else should have been at 9 3/4 at the end of the book?

[Lisa]

No: HPFGUIDX 174124

Foodiedb:
> It would have been nice to see Hagrid there, even just waving to 
> Harry, Hermione and Ron.

Lisa:

I don't know, Hagrid would've been pretty darned old, huh?  Hagrid was 
there when Tom Riddle was a student; the Lexicon has his birthday as 
December 6, 1928.  If the epilogue was set in 2017, that would make 
Hagrid 89 years old.