Chevalier Onulphe d’Aa / Ridder Onulfe van Aa

The source records the figure as a processional giant belonging to Anderlecht's communal ceremonial repertoire. No mythic origin, founding legend, genealogical details, or narrative provenance are supplied in the available entry; the figure is presented purely as a named processional effigy without an attached origin story in the source.

The available source identifies the entity only by type—'processional giant'—and by name in French and Dutch. It does not provide details on height, costume, facial features, mount, materials, or any iconographic attributes. Any additional description or visual characteristics are not documented in the cited entry.

Within the scope of the source, the figure functions as a material emblem used in public processions: it is carried or paraded during civic events in Anderlecht. The source does not ascribe independent agency, supernatural powers, or actions beyond its role as a processional participant.