Tokugawa Tadanaga

In this Japanese name, the surname is Tokugawa.
Painting of Tokugawa Tadanaga
The Suruga Dainagon Residence close to the Honmaru of Edo Castle, on the upper right side of the "View of Edo" folding screens (17th century)

Tokugawa Tadanaga (徳川 忠長, 1606 – January 5, 1634) was a Japanese daimyō of the early Edo period. The son of the second shōgun Tokugawa Hidetada, his elder brother was the third shōgun Tokugawa Iemitsu.