The Yugoslav torpedo boat T3 was a torpedo boat built for the Austro-Hungarian Navy as Tb 78 T in 1914. She saw active service during World War I, and after the defeat of Austria-Hungary in 1918, she was allocated to the Royal Yugoslav Navy () and was renamed T3. During the invasion of Yugoslavia in April 1941, it was captured by the Royal Italian Navy () and saw active service under its Yugoslav designation. Following the Italian capitulation in September 1943, she was captured by the German Navy () and redesignated TA48. In German service her crew consisted entirely of Croatian officers and enlisted men. She was sunk by the Royal Air Force in February 1945 while in the port of Trieste.