William Reagan Gorham (合波武 克人, Gōhamu Katsundo, 4 January 1888 – 24 October 1949) was an American-born Japanese automobile engineer who emigrated to Japan.

In David Halberstam's 1986 book The Reckoning, Halberstam states: "In terms of technology, Gorham was the founder of the Nissan Motor Company" and that "In 1983, sixty-five years after [Gorham's] arrival... young Nissan engineers who had never met him spoke of him as a god and could describe in detail his years at the company and his many inventions.

Gonshiro Kubota, a successful businessman who founded and led his eponymously-named firm into becoming the largest manufacturer of agricultural machinery in Japan was eager to enter the automobile market.

[1] Throughout the 1940s, he also frequently acted as a consultant for Canon Inc. regarding their procurement and factory management practises, and developed a close relationship with company president Takeshi Mitarai.

[7] Don was born in Oakland as well in 1918, but attended Tokyo Imperial University after high school and graduated in 1941 with a degree in Japanese language and literature.