- Source: Peter von Meyendorff
- Daftar duta besar Rusia untuk Austria
- Ortodoksi
- Hubungan Gereja Katolik dengan Ortodoks Timur
- Keutamaan Petrus
- Gereja di Timur
- Orang Yunani Bizantium
- Peter von Meyendorff
- Order of St. Andrew
- First Schleswig War
- Primacy of Peter
- August von Haxthausen
- 1796
- Pyotr Wrangel
- List of ambassadors of Russia to Austria
- Papal supremacy
- James Robertson Justice
Baron Peter von Meyendorff (Russian: Пётр Казими́рович Мейендо́рф, romanized: Pyotr Kazimirovich Meyendorf; 2 August 1796 – 7 March 1863) was a Russian diplomat from the Meyendorff family. From 1850 to 1854, he was the Russian ambassador to Austria.