A man of high rank shaped by tradition and familial duty, he values marital compliance and societal status over personal affection. His marriage to Nan is marked by tension due to his restrictive views on her role and duties.

A governess with a rich cultural background who guides the St. George sisters in both practical and intellectual matters. Her strong loyalty to Nan and unique position as an insider-outsider highlight her as a moral observer within the narrative.

An industrious heir with experience abroad, whose practical skills and integrity distinguish him from other aristocrats. He becomes a significant figure in Nan's life, offering emotional sincerity and independence of judgment.

An American woman in Britain aiming to marry into aristocracy, she ultimately marries a gentleman, Hector Robinson. Her keen social awareness and political maneuvering reflect her adaptability and ambition within high society.

Nan's older sister, known for her charm and beauty, who successfully marries into the British nobility. Her focus on societal success contrasts with Nan's more introspective nature and intellectual pursuits.

A charming American with a clouded reputation due to her family's divorce and ambiguous racial background. Her marriage mirrors the social challenges faced by the other American women as she endures personal unhappiness within the aristocratic lifestyle.