Toda Tadamasa(戸田 忠昌; 1632 – October 2, 1699) was a Japanese daimyō of the early Edo period. He served in a variety of positions in the Tokugawa shogunate, including rōjū and Kyoto Shoshidai.

  • Bolitho, Harold. (1974). Treasures Among Men: The Fudai Daimyo in Tokugawa Japan. New Haven: Yale University Press. ISBN 978-0-300-01655-0;
Preceded byToda Tadayoshi3rd (Toda) Daimyō of Tawara 1647–1664Succeeded byMiyake Yasukatsu
Preceded byYamazaki Ieharu1st (Toda) Daimyō of Amakusa 1664–1671Succeeded bynone
Preceded byItakura Shigetane1st (Toda) Daimyō of Iwatsuki 1682–1686Succeeded byMatsudaira Tadachika
Preceded byŌkubo Tadatomo1st (Toda) Daimyō of Sakura 1686–1699Succeeded byToda Tadazane
Preceded byNagai Naotsune7th Kyoto Shoshidai 1678–1681Succeeded byInaba Masamichi