One Breath is the second album of British singer-songwriter Anna Calvi, released on 7 October 2013, by Domino Records. The album was recorded at Black Box studios in France with mixing completed in Texas by Calvi's new producer John Congleton.

Anna Margaret Michelle Calvi is an English singer-songwriter and guitarist. Her accolades include three Mercury Prize nominations, one Brit Award nomination, and a European Border Breakers Award. She has been noted by some critics as a virtuoso guitarist, as well as for her powerful, wide-ranging operatic contralto voice and sometimes androgynous stage appearance.