I did use his middle name for these:

Fairy:

My fairy is Cuckoo Willowbug
He casts weird dreams.
He lives where bracken and curling ferns grow.
He is only seen when the dry seed cases pop.
He wears leafy bracken-green and has delicate green coloured wings like a cicada.
Get your own fairy name from the Fairy Name Generator!


Merman:

My mermaid species is Whale Cape Hunter
Grey, white and black colouring, often found amongst whales or in whale inhabited waters.
(balaena capenus)
Populates both the Cape of Good Hope and Cape Horn - being particularly at home in rough seas and violent weather, coping with many conflicting forces.
Note: Intelligent and shrewd, with predatory instincts, this subspecies can be aggressive when disturbed.
Get your own mermaid or merman species from the Mermaid Name Generator!


Unicorn:

My unicorn is Sorrel Beautiful Eyes
Sorrel is mischievous and nosey.
He is as beautiful as the morning,
and he brings good luck.
Get your own unicorn name from the Unicorn Name Generator!


Vampire:

The Great Archives determine that I have gone by the identity: Ariel du Barry
Known in some parts of the world as: Augustus of The Cruel
The Great Archives Record: Fond of wine and the finer things of life and death. A creature of nasty habits who preys on innocents.
Get your own vampire name from the Vampire Name Generator!


Warlock:

My warlock is the GRUESOME Alfred Mouseroaster
He roasts rats for dinner
and he likes to steal from your cupboards!
He has a face like a frog!
Get your own witch or warlock name from the Witch and Warlock Name Generator!