Margaret Sarah Carpenter (1793–1872) was a portrait painter.
Ada Lovelace (1836)
This very interesting lady was the only legitimate child of Lord Byron, and by marriage a Countess. She is considered the world's first computer programmer (there's a programming language named after her!).
Henrietta Carpenter (1839)
John Gibson (1857)
[he was a Welsh sculptor]
Portrait of Harriet, Countess Howe (1834)
Selina, Lady Fitzwygram (1850)
William Hookham Carpenter