Possible Clues:

• Name that anagrams to a trig ratio
• Trésor spokesmodel Sastre
• Mission Santa ___ (National Historic Landmark in California)
• Woman's name that's also a plural suffix
• Sastre of 'The Lost City'
• Fashion designer Di Santo
• Santa ___ (virgin martyr in the Italian Catholic Church)
• Wedding gown designer Di Santo
• "__ of My Soul": Isabel Allende novel
• '__ of My Soul': Isabel Allende novel