I need help identifying a head

I got a head in trade for a Cooper and I need help Identifying it please!
The face excuse the poor light we are dark and depressing today

This is the side

This is the back of the neck

HK? Could it be Heike Kolpin?

Bingo!

could you help me with a size please? I just have a head and when I tried to look it up I got no answer

Great detectives!

Thank you ladies so much! A as best as I can figure out it is about 20 inch doll so I have limbs to fit it! Yeah!

The best I could find was 51 cm, which is about 20 1/2 inches.

Thank you Kim!