Mulsantina hudsonica, the Hudsonian lady beetle, is a species of lady beetle in the family Coccinellidae. It is found in North America, where it has been recorded from Labrador to North Carolina, west to British Columbia.
It measures in length. Adults are yellow except with two black lines on the head. The pronotum has black spots forming an M-shape. The elytron has median brown vitta and two black spots.
It has been recorded from various conifers and from willow; it is a predator of the balsam woolly adelgid (Adelges piceae).