A light-emitting device includes: a plurality of light-emitting elements arranged in an array on a base member; and a lens that includes at least one lens part disposed above the base member and including a first surface that faces the plurality of light-emitting elements, the first surface including a plurality of protrusions. The plurality of light-emitting elements include: a first light-emitting element having a center that faces a lens center of the lens in a top view, and a second light-emitting element having a center offset from the lens center of the lens in the top view.