I love thinking of names.....

Bijou
Beau
Dante
Dewdrop
Fozzle
Koosie
Mika
Milish
Milo
Zanzibar

Irish Names Meaning White, Light-Colored, or Blonde.....
Banya
Finnegan
Keelin
Kennan
Murren
Orla


and there's always.....Snowflake, Snowy & Snowball.

You could also do a search in PT for pet names--- there are lots of lists/suggestions.