Rüstem Pasha
The historical names of many officials in the Ottoman Empire reveal their origin (Hirvat = Hrvat or Horvat, which is a Croatian name for Croat): Rüstem Pasha (Rustem Pasha Hrvat - Opuković), Piyale Pasha (Pijali Pasha Hrvat), Memipaša Hrvat, Tahvilpaša Kulenović Hrvat etc.