Ikeda Mitsumasa

was a Japanese daimyō of the early Edo period.

Early life His childhood name was Shintarō (新太郎).He was the son of Ikeda Toshitaka with Tsuruhime, daughter of Sakakibara Yasumasa. He adopted daughter of Tokugawa Hidetada. He married Katsuhime, daughter of Honda Tadatoki with Senhime who was the daughter of Tokugawa Hidetada with Oeyo and Tokugawa Ieyasu's favorite granddaughter.

Family Father: Ikeda Toshitaka (1584-1616) Mother: Tsuruhime (d.1672) Wife: Katsuhime (1618-1678) Concubines: Mizuno Katsunoshin's daughter Okuni no Kata Children: Ikeda Tsunamasa by Katsuhime Jiunin married Honda Tadahira by Katsuhime Seigen’in (1636-1717) married Ichijo Norisuke by Katsuhime Daughter married Sakakibara Masafusa by Katsuhime daughter married Nakagawa Hisatsune by Katsuhime Ikeda Masakoto (1645-1700) by Mizuno Katsunoshin's daughter Ikeda Terutoshi (1649-1714) by Okuni no Kata Rokuhime (1645-1680) married Ikeda Yoshisada latre married Takikawa Kazumune by Okuni no Kata Shichihime (1647-1652) by Okuni no Kata Kiyohime (1653-1686) married Mori Moritsuna by Okuni no Kata daughter (1657-1662) by Okuni no Kata

Daimyo After his father's death in 1616, Mitsumasa inherited his father's domains in Harima Province.

In 1617, he was transferred to Tottori Domain (325,000 koku) with Inaba Province and Hōki Province as fiefs.

In 1632, he was transferred to Okayama Domain (315,000 koku) at Bizen. His descendants continued to live at Okayama.

He was also a Confucian scholar, and was a patron of Kumazawa Banzan, 17th century Confucian scholar.