安 (ān, 'peace') is the standard opener for English/foreign names beginning with 'An-/Anne-/Anna-'.
妮 (nī) is the go-to transliteration for the 'ny/ni' middle in feminine names.
亚 (yà) is the universal '-a/-ia' ending for foreign female names (
玛利亚 Maria,
索非亚 Sofia).