Cognomen Iis (Iis 
) , all around the world, is quite a common last name. The cognomen Iis is habitual in Indonesia, where it is quite a rare surname, Estonia, where it is a rare surname, and Oman. Not in comparison with a country's population, it is commonest in Indonesia, Algeria, and Saudi Arabia. More prevalently, Iis is the forename as well as the last name.
Aisah, Komariah, Nurlaela, Nurjanah, Ismawati, Istianah, Isnawati, Iskandar, Yulianti, Sugiyanti, Setiawati, Apriyanti, Kurniasih, Rahmawati, Lisnawati, Nurhayati, Handayani, Ismayanti, Istiqomah, Susilawati, Komalasari, Kurniawati, Sugianti, Trisnawati, Sugiarti, Wahyuni, Ariska, Aisyah, Kurnia, Rahayu, Rosita, Dahlia, Nawati, Ismail, Maryani, Mulyati, Suryani, Sundari, Susanti, Sumarni, Suminar, Sumiati, Solihat, Kartika, Lestari, Nuraeni, Isnaeni, Sulastri, and Nurhasanah