AC Sapphire

Annachristie Marie Sadler (born July 16, 1985), known professionally as AC Sapphire, is an American singer-songwriter based in Portland, Oregon. She has shared the stage with artists including First Aid Kit, Amos Lee, Langhorne Slim, and Victoria Williams and collaborated with Kyle Craft, Hoots & Hellmouth, Sharon Little, and Shirley Manson. Raised in Eastern Pennsylvania, Sapphire performed from an early age and debuted with the self-released album Elixir for the Human Heart (2005).

She formed the group Sisters 3 with her siblings Beatrice and Cassandra Sadler, which released two albums and found success in the Philadelphia music scene. After Sisters3 dissolved, Sapphire moved to the Mojave Desert and reestablished her solo career with the EP Sibling Rivalry (2015). She then relocated to Portland, where she released another EP, Omni Present (2020), and her long-delayed second album, Desert Car (2022).