Matsumura Tatsuo (松村龍雄, February 25, 1868 – July 18, 1932) was a vice admiral in the Imperial Japanese Navy.

He was commissioned as a lieutenant in December 1892, serving as navigator on the barque training ship Kanju and later the Banjō.

The following year, he graduated with honors from the first class of the Naval War College and was promoted to lieutenant commander.

Following the end of the war, from May 10, 1906, he was sent to the United Kingdom for studies, and was promoted to captain on September 28, 1907.

He returned to Japan on May 23, 1908, becoming chief of staff of the IJN 2nd Fleet from November 20, 1908.