—used as a conventional title of courtesy except when usage requires the substitution of a title of rank or an honorific or professional title before a married woman's surname
spoke to Mrs. Doe
b
—used before the name of a place (such as a country or city) or of a profession or activity (such as a sport) or before some epithet (such as clever) to form a title applied to a married woman viewed or recognized as representative of the thing indicated