- Birth: 1543
- Death: 1603
- Sons: Kinoshita Katsutoshi, Kinoshita Toshifusa, Kinoshita Nobutoshi (1577-1642)
- Distinction: Toyotomi retainer
- Japanese: 木下 家定 (Kinoshita Iesada)
Iesada was a brother in law of Toyotomi Hideyoshi and, like Hideyoshi, came from Nakamura in Owari province. He accompanied Hideyoshi to Ômi province in 1574 and was given a 40,000-koku fief at Himeji in Harima province in 1585. Following the Sekigahara Campaign (1600), he was moved to Ashimori in Bitchû province (worth 25,000 koku).
- Initial text from Sengoku Biographical Dictionary (Samurai-Archives.com) FWSeal & CEWest, 2005