The revelation of a person’s death-date—day and month, if not year—unfolds as an anthropological event of profound consequence, one that demands we re-examine the very scaffolding of kinship, ritual, and the social imagination of time. In Melanesian societies, where personhood is understood as a composite of relations rather than an individuated essence, the knowledge of a death-date would not merely be a personal memento mori but a relational fact, one that reorders exchanges, obligations, and the very calculus of reciprocity. If a child’s death-date is known at birth, for instance, how does this alter the flow of gifts, names, or land rights across generations? Would the date become a kind of temporal totem, a marker around which life-stages are calibrated, or would it instead fracture the linearity of Western-style life-cycles—birth, marriage, death—into something more cyclical, more attuned to the rhythms of the ancestors?