Hannah Diamond is an English singer, songwriter, photographer, and visual artist. She has recorded on A.G. Cook's PC Music label since 2013, beginning with her debut single "Pink and Blue". Her music and visual art employs an aesthetic of hyperreality and heavily produced cuteness in tension with sincerity. Diamond released her debut studio album, Reflections, in November 2019. Her second studio album, Perfect Picture, was released in October 2023.

Diamond also works as a photographer and produces visual artwork and promotional materials for both herself as well as other artists and publications.