What is antecedent pronoun for them?

The antecedent pronoun for the personal pronoun 'them' may be two or more singular, third person pronouns or a plural, third person pronoun for two or more people or things.

Note: The personal pronoun 'them' is the objective form, a Word that functions as the object of a verb or a preposition.

Example uses:

He and she will arrive soon. I have a room ready for them.

Several have already arrived. I made them some lunch.

They are coming by train. We can pick them up at the station.