Noboru Ishizaki (石崎昇, October 20, 1893 – August 9, 1959), was a Japanese rear admiral in the Imperial Japanese Navy during World War II. Ishizaki commanded the 8th Submarine Squadron during the Battle of Madagascar in 1942.^[1]

Ishizaki was serving as the commander of Submarine Squadron 11 when he arranged for the new submarine Ro-44 to test an experimental air-search radar borrowed from Kure Naval Air Station while she was conducting work-ups in the Iyo-nada in the Seto Inland Sea on 13 and 14 November 1943.^[2] After he reported the results of the tests, he was rebuffed because he conducted them without the approval of the Navy Technical Departmment.^[2]