Robert Stewart, Viscount Castlereagh
[arz] روبرت ستيوارت (حاكم)
[br] Robert Stewart, Beskont Castlereagh
[ca] Robert Stewart (vescomte de Castlereagh)
[cs] Robert Stewart, vikomt z Castlereaghu
[cy] Robert Stewart, Is-iarll Castlereagh
[da] Robert Stewart, viscount Castlereagh
[de] Robert Stewart, 2. Marquess of Londonderry
[el] Ρόμπερτ Στιούαρτ, Υποκόμης Κάσλρεϊ
[es] Robert Stewart
[et] Robert Stewart, vikont Castlereagh