An apparatus for manufacturing a semiconductor package module and a method of manufacturing a semiconductor package are provided. The apparatus for manufacturing a semiconductor package module includes a lower mold installed thereon with a board with at least one element mounted thereon, an upper mold, in a state of accommodating the board, provided above the board, a filler supplier disposed in at least one of the upper mold and the lower mold, and supplying a filler to a molding space between the board and the upper mold, and a pattern forming member provided in an inner surface of the upper mold that provides an uneven pattern on a molded part.