Clara’s employer and artistic collaborator, a stained-glass innovator seeking international stature who encourages her creativity but does not publicly acknowledge her designs.

A spirited painter and fellow resident of Clara’s bohemian downtown boardinghouse whose companionship offers her consolation beyond the demanding Tiffany workplace.

George’s brother and one of Clara’s potential husbands, associated with her supportive circle of friends at the bohemian downtown boardinghouse.

Clara’s considerably older deceased husband; his death leaves her newly widowed and able to seek a return to Tiffany’s company.

A Tiffany Girl who joins Clara in sharply assessing Tiffany, even as Clara’s complicated admiration for their employer remains evident.

One of the Tiffany Girls featured in the novel and identified among the women for whom the author’s character page lacked photographs.

An original Women’s Glass Cutting Department worker, recognized for designing floral and landscape windows and sustaining a remarkably long design career.