Fuji Heavy Industries, Ltd. ( ), or FHI, is a Japanese company which traces its origins to the Nakajima Aircraft Company (est. 1917), which was the leader in aircraft manufacture for the Japanese military during WWII. At the end of World War II, Nakajima was broken up by the Allied Occupation government, and by 1950 part of the separated operation was already known as Fuji Heavy Industries LTD.

FHI(Reorganized) was established on July 15, 1953 when five Japanese companies joined to form one of Japan's largest manufacturers of transportation equipment. Currently, FHI employs more than 15,000 people worldwide, operates nine manufacturing plants and sells products in 100 countries. It currently makes Subaru brand cars, and its aerospace division makes parts for Boeing, helicopters for the Japanese Self Defense Force, Raytheon Hawker, and Eclipse Aviation business jets.

In the United States, Fuji Heavy Industries owns Subaru of America, Inc., Subaru Research & Development, Inc., and Subaru of Indiana Automotive, Inc.