The utility model relates to a decorative gutter assembly, belonging to the technical field of house building material products, which provides a new product of decorative gutter assembly for the key technology of organically combination a decoration and a fixed bracket combined with a bracket and a hanging part with a draining gutter, wherein the upper portion of the fixed bracket combined with the bracket and the hanging part is connected with the draining gutter in a hooking or bracketing way, and the lower portion of the fixed bracket combined with the bracket and the hanging part is connected with the decoration in a hooking or buckling way. The decorative gutter assembly is used on the draining gutter and decoration of a house, which realizes the soft organic combination of a wall with the house, has generous, vivid and vigorous whole appearance of the house, simple and smart structure, convenient installation and maintenance, stable and reliable effect and beneficial popularization and application, and is suitable for the demands of social development and individuality.