as for somebody/something

as for

On the topic of; regarding. As for my sleep, it's been a bit restless lately. Greg is coming tonight. As for Judy, I'm not sure—she never replied to my invitation.
Farlex Dictionary of Idioms.

as for somebody/something

turning to the subject of somebody/something: I like Sue very much, but as for her boyfriend — I wouldn’t care if I never saw him again!
See also: somebody, something
Farlex Partner Idioms Dictionary
See also:
  • as for
  • regarding
  • I do believe
  • rammy
  • a mind like a sieve
  • (Do you) know what I mean?
  • spring fever
  • a dead cat on the line
  • everything is coming up roses
  • everything's coming up roses