Prince Samad Khan Momtaz os-Saltaneh | |
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| Extraordinary and Plenipotentiary Minister in Paris | |
| In office April 1905 – March 1906 | |
| Appointed by | Mozaffar ad-Din Shah Qajar |
| Ambassador of Iran to France | |
| In office 5 March 1946 – 27 September 1951 | |
| Personal details | |
| Born | 1869 Tabriz, Iran |
| Died | March 1954 Paris, France |
Samad Khan Momtaz os-Saltaneh, or Momtaz ol Saltaneh (1869–26 March 1954) (in Persian : صمد خان ممتاز السطنه) was an Iranian diplomat of the Qajar and Pahlavi dynasty era.