# Madame Olivier — The Big Four character guide

> Madame Olivier in The Big Four by Agatha Christie.

**Role:** major

**Also known as:** Madame

**First appearance:** 0004-v-disappearance-of-a-scientist

## Who they are

A famous French chemist and member of the Big Four.

## Links

- HTML: https://www.betterreads.online/discover/the_big_four_se/characters/madame_olivier
- Book: https://www.betterreads.online/discover/the_big_four_se
- All characters: https://www.betterreads.online/discover/the_big_four_se/characters