This mansion was bought by the son of Sultan Abdulhamit II in 1911, therefore, carries his name. It has 64 rooms and it is one of the biggest yalis on the Bosphorus. It includes a large wooden house in the back garden. The present owners are the Erbilgin family, and its estimated value is 60 million US dollars. After the Kibrisli mansion, it has the longest pier on the Bosphorus. When Misirli Ahmet Ihsan Bey, bought the mansion, it was known as the Misirlilar Yalisi.