For Iyilik there are 5 on Yasni with different names.
Among the most common last names on Yasni Iyilik is on position 4522.
Iyilik stands for "good" - "good". In this case, "Good." It used to be that with occupational group or personal characteristics have been forgiven by most. In this case, "iyilik" there must be a family, this was very helpful and known for good deeds. Therefore, you got the last name "iyilik.
(Sent from: Dr. Levent Iyilik)