to visit him/her
Je vais le lui rendre mais je veux pas le voir.
I'm going to give it back to him, but I don't want to see him.
— Happy Together (1997)
Je vais les lui rendre, petit à petit.
I'm going to give them back to him, little by little.
— Une fiancée pas comme les autres (2007)
Je vais tenter de lui rendre sa tête avant qu'il nous tue tous.
I’ll try to give him back his head before he kills us all.
— Princesse Mononoké (1997)
You have to give him the book back.
Tu pourrais lui rendre un service ?
Could you do him a favor?