| Grigorios Vegleris | |
| Office: | Prince of Samos |
| Term Start: | 1912 |
| Term End: | 1912 |
| Predecessor: | Andreas Kopasis |
| Successor: | Annexation of Samos by Greece |
| Birth Date: | 1862 |
| Death Date: | 1948 |
Grigorios Vegleris was Prince of Samos briefly in 1912, succeeding the assassinated Andreas Kopasis. With the outbreak of the First Balkan War in October 1912, the exiled Samian political leader Themistoklis Sophoulis returned to the island and assumed control, declaring its union with the Kingdom of Greece.