Scolomus Townes & Townes is a widely distributed genus of the family Ichneumonidae, with most species occurring in the New World. Herein two new species from Chile are described and illustrated. Scolomus maculatus sp. nov., which is characterized by a large rhomboid areolet and very wide RS vein in the fore wing, resembling a petiole; head and pronotum green, mesoscutum yellow with dark brown spots on its lateral lobes and around the scutellum. Scolomus clypeatus sp. nov., which is characterized by its wide clypeus, 3.00× as wide as long, with a rectangular aspect; head, mesoscutum, postscutellum and pronotum entirely yellow. The first key to all known species of the genus is also presented.