Allograpta obliqua is a common North American species of hoverfly, commonly known as Oblique Streaktail. The larvae are important predators on aphids.

Adults are 6–7 mm long, with yellow stripes on the thorax, and cross banding on the abdomen; with four longitudinal, yellow stripes or spots on the fourth and fifth tergite. Yellow face lacking a complete median stripe. Eggs are creamy white, elongate oval and about 0.84 mm in length. Full grown larvae are 8–9 mm.

Found in most of the continental United States. Quebec in Canada, Bermuda, Mexico, and some parts of the Neotropical Americas, and the West Indies.