Potential face claims for Bellatrix Black:

NAME: Helena Bonham Carter
DATE OF BIRTH: 26 May 1966
NATIONALITY: British
EYE COLOUR: brown
HAIR COLOUR: brown/black

NAME: Eva Green
DATE OF BIRTH: 6 July 1980
NATIONALITY: French and British
EYE COLOUR: blue
HAIR COLOUR: brown/black

NAME: Ella Yelich O'Connor (Lorde)
DATE OF BIRTH: 7 November 1996
NATIONALITY: New Zealander
EYE COLOUR: grey
HAIR COLOUR: dark brown

NAME: Rowena Xi Kang
DATE OF BIRTH: 1995
NATIONALITY: Chinese or Hong Kong
EYE COLOUR: black
HAIR COLOUR: black

NAME: Taylor Warren
DATE OF BIRTH: 6 October 1987
NATIONALITY: American
EYE COLOUR: blue
HAIR COLOUR: brown

NAME: Liu Wen
DATE OF BIRTH: 27 January 1988
NATIONALITY: Chinese
EYE COLOUR: dark brown
HAIR COLOUR: black

NAME: Kaya Scodelario
DATE OF BIRTH: 13 March 1992
NATIONALITY: British
EYE COLOUR: blue
HAIR COLOUR: brown

NAME: Segovia Amil
DATE OF BIRTH: unknown
NATIONALITY: unknown
EYE COLOUR: dark
HAIR COLOUR: black

NAME: Nathalie Emmanuel
DATE OF BIRTH: 2 March 1989
NATIONALITY: British
EYE COLOUR: brown
HAIR COLOUR: black

NAME: Katie McGraph
DATE OF BIRTH: 1983
NATIONALITY: Irish
EYE COLOUR: green/grey
HAIR COLOUR: dark brown

NAME: Marina Pérez
DATE OF BIRTH: 31 July 1984
NATIONALITY: Spanish
EYE COLOUR: blue
HAIR COLOUR: dark brown/black

(suggested by kencbi)