Roy Hiroshi Matsumoto (Japanese: 松本 博,[1] May 1, 1913 – April 21, 2014) was a Japanese-American soldier who fought with the Merrill's Marauders during World War II.

[2] After the attack on Pearl Harbor and signing of Executive Order 9066, he was sent to the Santa Anita Race Track which was converted to an assembly center.

After graduating basic training at Camp Shelby, he became one of fourteen linguists selected from two hundred Nisei volunteers to join Merrill's Marauders.

He served as a Japanese-language intelligence specialist with Merrill's Marauders in the Burma Campaign during World War II, earning a Bronze Star and the Legion of Merit.

Many who would be involved in these counterattacks would go on to say “We owe our lives to Matsumoto.” Post war, Matsumoto remained in the Army for 20 years, retiring after a career in military intelligence as a master sergeant in 1963.

In addition, he received the Certificate of Honor for Liberation Star Award from the country of Burma and the War Memorial Medal from China.

On July 19, 1993, MSG Matsumoto was recognized for his outstanding contribution during the siege at Nhpum Ga by his induction into the Ranger Hall of Fame at Fort Benning, Georgia.

Matsumoto received the Congressional Gold Medal in 2011,[4] along with other surviving Nisei World War II veterans, in November 2011.