Dajan is likely a modern form related to Dejan, a Slavic name meaning action or doing.
Dajan is likely a modern form related to Dejan, a Slavic name associated with action or doing. That gives it a sense of movement and agency, even when the exact route into English naming is modern and flexible.
Many names with this kind of background feel energetic because their meanings are verbal rather than purely descriptive: they imply someone who acts rather than simply is. As a given name, Dajan has a contemporary, streamlined sound. It feels international without being difficult, and the spelling gives it a slightly inventive edge.
That makes it attractive in the same way many modern names are attractive: it is short, memorable, and not overly tied to any one stereotype. Dajan suggests momentum, competence, and a practical sort of confidence.