Inaba Masanobu (稲葉 正謖, November 8, 1749 – October 5, 1806) was a daimyō in early 19th-century Japan during the Edo period. Masanobu's family was descended from Masanari, a younger son of , daimyō from Mino province who had been a vassal of Oda Nobunaga and later Toyotomi Hideyoshi. Thunberg's trip from Dejima to Edo passed through Yamashiro, and his account reports that Masanobu was daimyō of Yodo . In the Edo period, the Inaba were identified as one of the fudai or insider daimyō clans which were hereditary vassals or allies of the Tokugawa clan, in contrast with the tozama or outsider clans.