Christian Guémy: The Voice of Marginalized Faces Christian Guémy, known universally as C215, is a French street artist whose distinctive stencil technique has cemented his place as one of the most recognizable figures in contemporary urban art. Born in Bondy, France, in 1973, Guémy’s artistic journey began with an early fascination for graffiti and evolved into a deeply personal mission: to honor individuals often overlooked by mainst…