Florencia "Flor" Otero (born July 11, 1989) is a renowned Argentine actress and singer, famous for her roles in musical theater such as Rent and Next to Normal, and on TV; in addition to her artistic career, she is the author of the children's book Nina, the Sun and the Moon, inspired by her daughter Nina and her own stories for the family, creating a pedagogical project together with childhood specialists to explain day and night to children.