Family name Yıl (Yıl 
) , around the world, is an extremely rare cognomen. The last name Yıl is characteristic of Germany, where it is an extremely rare surname, and the United States.
Su, Mesut, Memet, Miray, Murat, Sinan, Sinem, Sibel, Serap, Sevda, Sevgi, Sedat, Anıl, Arife, Aslı, Aylin, Ayşe, Aykut, Ahmet, Baran, Bahar, Burak, Melek, Merve, Oguz, Ezgi, Ali, Ada, Can, Cem, Naz, Nil, Nur, Efe, Zey, Mert, Kadir, Mete, Musa, Suat, Alı, Adem, Ayse, Elif, Esra, Erol, Emre, Ebru, Memo, and Recep