How do you say God Bless you my little doll in Greek?

In Greek, you would say "Ο Θεός να σε ευλογεί, κούκλα μου" (O Theós na se evlogí, kóukla mou). This phrase conveys a warm blessing and affection. "Θεός" means "God," "ευλογεί" means "bless," and "κούκλα" translates to "doll."