U28
U28 may refer to:
Naval vessels
- German submarine U-28, various vessels
- HMS Wren (U28), a sloop of the Royal Navy
- Template:SMS, a submarine of the Austro-Hungarian Navy
Other uses
- Pilatus U-28A Draco, an American military aircraft
- Small nucleolar RNA SNORD28
- Truncated icosidodecahedron
- U 28, a regional railway route in Saxony