It does not have a makers mark on the back but does have impressed numbers 931 and 10 on the back. I have attributed it to have been made the Staffordshire region of England.

Origin: England
Antique: No
Signed: No
Color: Yellow
Material: Ceramic
Item Length: 1
Subject: Women
Colour: yellow
Vintage: Yes
Brand: Unmarked
Type: Wall Mask
Item Height: 5.75 in
Style: Art Deco
Features: Hand Painted
Time Period Manufactured: mid 1900's
Country/Region of Manufacture: United Kingdom
Backstamp: Impressed
Handmade: Yes
Item Width: 4 in
Item Weight: 1