16 May] 1905) was a career officer in the Imperial Russian Navy, noted for his participation in the Battle of Tsushima in the Russo-Japanese War as captain of the battleship Oryol.

During the Russo-Turkish War Yung was assigned to the Danube River flotilla as a warrant officer and commanded a small patrol boat.

Around 1879, Yung became involved with the revolutionary group Narodnaya Volya and was considered one of its founding members at the naval base of Kronstadt.

The squadron engaged Japanese Admiral Tōgō Heihachirō’s Combined Fleet at the Battle of Tsushima on May 14-15, 1905.

[a] During the battle, Oryol took a tremendous beating from the Japanese ships, and Commander Yung was seriously wounded and unconscious at the surrender of the Russian fleet by Admiral Nikolai Nebogatov.