Last name Sisya (Sisya 
) , globally, is quite a rare cognomen. The last name Sisya is characteristic of Sub-Saharan Africa, particularly Malawi, where it is quite a rare surname, Zimbabwe, and Zambia, where it is a rare surname. In absolute terms, it is commonest in Sub-Saharan Africa, particularly Malawi, Tanzania, and Zimbabwe. Much less frequently, Sisya is the forename as well as the last name.