Saint Doukas Chapel is located in Trygonas, Plomari, Lesvos and is dedicated to Saint Doukas the New Martyr, the tailor from Lesvos. His memory is honoured every year on 24 April.
The Saint came from Lesvos, from a poor and devout family, and worked as a tailor in Constantinople. He was martyred there on 24 April 1564, remaining steadfast in his faith.