Possible Clues:

• Windward Island St. ___
• Saint __: Caribbean island
• St. ___ (Windward island)
• Donizetti heroine
• Saint ___ (island nation in the British West Indies)
• - di Lammermoor, opera by Donizetti
• St. ___ (isle S of Martinique)
• "— di Lammermoor"
• Saint ___ (Caribbean nation)
• Saint __: only country named for a woman