To hide her identity, or to trick people, Fiona has started to use various names, including, but likely not limited to the below.
At the moment she calls herself Caroline Schmidt

Caroline Cheyn

Caroline Cheyne

Fiona Cheyne

Fiona Cheyne-Rahm

Barbara Hunt

Gloria Johnson

Barbara Lutz

Konstance Lutz

Claudia Menzal

Fiona Rahm

Carolinea Schmidt

Carolin Schmidt-Stopford

Caroline Schmidt-Stopford

Caroline Amy Schmidt-Stopford

Ellie Kimberly Stopford

Viona Weber

Sandra Weltzer

Sandra White

Fiona Ziola

Most of these names are nothing more than just fake email address, with freemail providers like yahoo, hotmail or mail.com