In all the world, Kannu (Kanna 
, Kannu 
) is a common unisex first name. The forename Kannu is habitual in Qatar, where it is quite a rare largely masculine, but seldom girly name, India, where it is quite a rare unisex name, and Kuwait. Measured by absolute frequency, it is the most numerous in India, Indonesia, and Saudi Arabia. Also, Kannu is the last name as well as the forename.
Kannu is also a name for the fictitious and mythical characters: Kanna Kamui , the fictional character from Miss Kobayashi's Dragon Maid; Kanna Kirishima , the Sakura Wars character, Sakura Wars: The Movie; Kanna , the fictional character from Dead or Alive, Dead or Alive Xtreme: Venus Vacation and Kanna , the Inuyasha character.