This chapter provides colour plate images of important cutaneous manifestations of autoimmune and autoinflammatory diseases of the young. Images provided are: the evanescent rash of systemic JIA; palmar psoriasis, nail pitting, and typical rash associated with psoriatic JIA; HSP; JDM (periorbital oedema, shawl sign, Gottron’s papules); periungual erythema associated with mixed connective tissue disease; livedo reticularis and cutaneous necrosis associated with medium vessel vasculitis; EBV driven haemophagocytic lymphohistiocytosis; erythema nodosum; Kawasaki disease; and C1q deficiency.