Stylianos of Paphlagonia (Latin: Stylianus, Greek: Στυλιανός, English: Stylian), also known as Stylianos the Hermit, is venerated as a saint from Adrianopolis in the province of Paphlagonia (modern Turkey).

Stylianos of Paphlagonia – Wikipedia

https://en.wikipedia.org/wiki/Stylianos_of_Paphlagonia