Dijoun likely draws from Dijon, the French place name, giving it a geographic and modern stylized feel.
Dijoun appears to be another stylized form inspired by Dijon, and it shares the same geographic and fashion-forward appeal as Dijone while leaning a little more into the visual novelty of the spelling. The ending gives the name a slightly softer and more rounded shape, which can make it feel even more ornamental. As with many place-based names, the appeal lies in suggestion rather than strict etymology.
Dijoun has a distinctly modern personal-name quality. It sounds as if it could belong to a family that values uniqueness and smooth phonetics over historical conservatism. The French place-name association adds elegance, but the spelling keeps it from feeling borrowed directly from geography.
That tension makes the name memorable. Dijoun feels rare, sleek, and a little sophisticated, with a style that is more evocative than literal. It is a name that creates mood first and meaning second.