Stephanos Mousouros (1841–1906) was an Ottoman Greek diplomatic official of the Ottoman Empire, who served as ambassador to Italy and the United Kingdom, and was the Ottoman-appointed Prince of Samos from 1896 to 1899.
- Occupation
- diplomat, politician
- Position held
- Prince of Samos
- Citizenship
- Ottoman Empire
- Born
- January 15, 1841
- Died
- 1906