This hopefully will be easy...
Player: Idk he seems like an Alex so let's go with that
Veteran: I get Adam vibes for some reason?
Captain: Houston, we have a problem
TheGentleman: Ebineezer (or however you spell it)
Mr. Cheese: Ollie. Not Oliver, just Ollie.
Mother: Katherine, Katie for short.
Stoner: He's Arlo, he just is
Engineer: Calvin, reminds me of someone I knew with that name
Gnome: Carmen, don't ask why because I don't know
Bday: Idk...fucking Conrad or something.
Rose: Is this one not obvious?
Dum: Wasn't her name literally confirmed to be Jessica?
Bro: Chad (this is basically canon at this point)
Noob: Charlie, short for Charlotte
Mr. Egg: Philip
Cub: Goes by Bones irl, don't ask why.
Poopyfarts96: Who knows
Sheriff: Lloyd
Angel: Angie
Ria: Ria
These are just my opinions, so if you disagree, that's ok. Just don't be rude.