New Martyr Nicholas Karamanos of Smyrna.
The new martyr Nicholas Karamanos was a Christian of Smyrna who, according to tradition, was accused before the Turkish authorities and pressed to embrace Islam. He held fast to Christ and was hanged in Smyrna in 1657.
Feast day
On the New Calendar, Nicholas Karamanos is commemorated on December 6. Churches on the Old (Julian) Calendar keep the feast on December 19 of the civil calendar.
Also commemorated on December 6

Nicholas the Wonderworker
Hierarch, Νικόλαος ο Θαυματουργός
Archbishop of Myra in Lycia, the Wonderworker, patron of sailors, children, and travellers.
Name days: Nikolaos, Nikos, Nikolas, Nikola, Nicolas, Nicholas, Nick, Nikoulas, Niko, Klaus, Claus, Cola, Kola, Nikoleta, Nikoletta, Nicoletta, Nicole, Nikolina
Antony of Siya
Venerable, Αντώνιος ο εν Σιήσκω
Venerable Antony of Siya, founder of a monastery in the Russian north.
Nilus of Stolbensk
Venerable, Νείλος της Στολοβνόε
Venerable Nilus, hermit of Stolobny island on Lake Seliger.