Peter Pelham was an American portrait painter and engraver, born in England.

Mary Singleton Copley Pelham was an Irish-American colonial settler. Her son was the artist John Singleton Copley. She operated a tobacco retail and wholesale business and taught education, art, and manners classes. By 1751, she had been widowed twice. Her sons, John Singleton Copley and Henry Pelham were accomplished artists. She was step-mother to her second husband, Peter Pelham's five children.