The Unna district is a Kreis (district) in central North Rhine-Westphalia, Germany. Neighboring authorities are the district of Coesfeld, the city of Hamm, the districts of Soest and Märkischer Kreis, the cities of Hagen and Dortmund, and the district of Recklinghausen.

Unna is a town which is the seat of the Unna district in North Rhine-Westphalia, Germany. It is situated on the route of an ancient salt-trading route, the Hellweg. In the older part of town are many half-timbered buildings built between the 16th and 19th centuries.

Unna is a female orca, or cow. She was born on December 27, 1996 at Sea World in Orlando, Florida. Her parents are Katina (mother) and Tilikum.

Zinc oxide medicine in a fabric open weave wrap that dries to form a soft cast. It can be removed by soaking in water.