| Saint Cosmas | |
| Death Date: | 1160 |
| Feast Day: | 10 September |
| Venerated In: | Roman Catholic Church |
| Birth Place: | Palermo, Sicily, Italy |
| Death Place: | Sicily, Italy |
| Titles: | Martyr and Bishop of Aphrodisia |
| Canonized Date: | Cult approved by Pope Leo XIII |
Cosmas was Bishop of Aphrodisia and martyr. Born at Palermo, on the island of Sicily, and was appointed and ordained Bishop of Aphrodisia, ordained by Pope Eugene III.[1] When the Saracens invaded the island and captured his see, Cosmas was seized and suffered martyrdom.