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