Dakotsu Iida (飯田 蛇笏 Iida Dakotsu, 26 April 1885 – 3 October 1962) was a famous Japanese haiku poet from Yamanashi, Japan. Commonly referred to as Dakotsu, his real name was Takeji Iida (飯田 武治 Iida Takeji). He trained under Kyoshi Takahama, and was a frequent contributor to such haiku journals as Hototogisu and Unmo. He was chief editor of Unmo.
Collections of Dakotsu include Sanro shū (The Mountain Hat Collection, 1932), Reishi (The Ten-Thousand-Year Mushroom, 1940), Shinzō (The Mind’s Eye, 1947), Sekkyō (Snow Gorge, 1951), and Kakyō no kiri (Fog and My Native Land, 1956).