Last name Shimana (Shimana 
) , all around the world, is a rare cognomen. The last name Shimana is characteristic of Maldives, where it is quite a rare surname, Namibia, and Nigeria, where it is a very rare surname. Measured by absolute frequency, the name is most common in Nigeria, Namibia, and Bangladesh. Likewise, Shimana is the forename as well as the last name.