Jisaburo Ohwi (大井 次三郎, Ōi Jisaburō, 18 September 1905 – 22 February 1977) was Japanese botanist. He was a distinguished member of the Faculty of Science of Kyoto Imperial University. He is perhaps best known for his 1953 Flora of Japan (日本植物誌, Nihon Shokubutsushi).
(Cyperaceae) Carex ohwii Masam.(Cyperaceae) Cyperus ohwii Kük.(Lamiaceae) Clerodendrum ohwii Kaneh. & Hatus.(Lamiaceae) Isodon × ohwii Okuyama(Lamiaceae) Rabdosia × ohwii (Okuyama), Hara(Melastomataceae) Medinilla ohwii Nayar.(Orchidaceae) Epipactis ohwii Fukuy.(Orchidaceae) Lecanorchis ohwii Masam.(Orchidaceae) Oreorchis ohwii Fukuy.(Poaceae) Panicum ohwii(Poaceae) Sasa ohwii Koidz.(Rosaceae) Prunus ohwii Kaneh. & Hatus.(Ruscaceae) Ophiopogon ohwii Okuyama(Saxifragaceae) Saxifraga ohwii Tatew. 
