3rd fleet
3. Fleet stands for:
- 3rd Fleet (Japanese Empire) , fleet of the Imperial Japanese Navy
- 3rd Air Fleet (Japanese Empire) , Air Fleet of the Imperial Japanese Navy
- 3rd Fleet (South Korea) , fleet of the South Korean Navy
- United States Third Fleet , United States Navy, see United_States Navy # Third Fleet, Central and Eastern Pacific
- Third Fleet , fleet of ships from England to Australia
- Third Fleet (United Kingdom) , Royal Navy fleet
- Luftflotte 3 , Luftwaffe air force of the Wehrmacht
