Ragnvald Pedersson Einbu (January 10, 1870 – July 4, 1943) was a Norwegian woodcarver and painter.
Einbu was born in Lesja, the son of Peder Johannesson Einbu and Marit Syversdotter Enebo. He carved fairy-tale and genre figures. He also created carvings and paintings for various churches. Einbu died in Lesja.
He was a brother of Sigurd Einbu.