Who were some of the subjects of James McNeill Whistler’s later portraits?

From the 1870s onward, James McNeill Whistler focused extensively on portraiture, characterized by his commitment to Aestheticism, muted tones, and simple forms.1

Some of the notable subjects of his portraits during this period and his later career include:

• Anna Whistler: The artist’s mother, depicted in Arrangement in Grey and Black No. 1 (1871).21
• Miss Cicely Alexander: Subject of Harmony in Grey and Green: Miss Cicely Alexander (1872–74).1
• Thomas Carlyle: Depicted in Arrangement in Grey and Black, No. 2 (1872–73).1
• Mrs. Frances Leyland: Subject of Symphony in Flesh Color and Pink: Portrait of Mrs. Frances Leyland (1871–74).1
• Pablo de Sarasate: A violinist and one of Whistler's later portrait subjects.1
• Lady Archibald Campbell: A notable subject from his later portraiture.1
• Théodore Duret: A French writer and art critic.1
• Comte Robert de Montesquiou-Fezensac: A French aesthete and art collector.1

Whistler continued to pursue these portraits with great intensity, often struggling to achieve what he considered perfection in his work.1