Cognomen Lukasi (Lukasi 
) , around the world, is quite a rare last name. The family name Lukasi is habitual in Tanzania, where it is quite a rare surname, Georgia, where it is a rare surname, and South Africa, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Tanzania, France, and South Africa. Also, Lukasi is the forename as well as the last name.