Globally, Grina (Grina 
) is a rare largely girly, but seldom masculine given name. The given name Grina is habitual in Tanzania, where it is a rare girly name, Algeria, where it is a rare boy's name, and Peru, where it is a very rare girly name. Measured by absolute frequency, it is commonest in Tanzania, India, and Algeria. Likewise, Grina is the last name as well as the forename.