"Casualty of Love" is a song by English recording artist Jessie J, from her debut studio album Who You Are (2011). Written by Jessica Cornish, Farrah "Fendi" Fleurimond, Martin Kleveland, Natalie Walker and produced by Martin K, "Casualty of Love" was released digitally on 22 February 2011, as the only promotional single from the album, as part of the iTunes Store's.