Monster Rancher/Characters

Mail Man (Human)
The first person you see. He asks you to sign your name (select name). You receive your breeders certificate and invite to FIMBA Headquarters.

Secretary
She asks you to wait and gets one of the officials.

Official (Male)
Congratulates you, and wishes you luck. He explains what assistants do and introduces you to Holly.

Holly
Your assistant throughout the game.

Tesca
Holly's training teacher and retired monster trainer. He explains that you can get unique monsters from CDs.

Monster Merchant
Buys/Sells monsters at the Market in town.

Shrine Keeper
Runs the shine where you "unlock" monsters from CDs.

Lab Tech
Runs the Lab where you Combine, Freeze, Revive, or Delete monsters.

School Master
Manages the Training Courses.

Mailman (Dino)
Brings you most of your mail.

Item Merchant
Sells Items in the shop.

Karn
Your Exploration guide

Note
Only a few characters actually have names.