| Name | Date | Month | Icon | Bios |
| EMMELEIA (Amy, Emeleia-mother of Saint Vasileios) | 1 | January |  |  |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 1 | January | |  |
| TELEMAHOS (Tilemahos, Telemachos, Telemachus) | 1 | January |  |  |
| VASILIKI (Vasiliki, Vivian, Vasilina, Vaso, Vicky, Viki) | 1 | January | | |
| VASILIS (Vasilis, Vassilis, Basil, Bill) | 1 | January | | |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 2 | January | |  |
| SERAPHIM (4) (Serafeim, Serafim) | 2 | January |  |  |
| SILVESTROS (Sylvestros, Sylvester) | 2 | January | | |
| SYLVESTER (Sylvester, Sylvestor) | 2 | January | | |
| GENOVEFA (Genovefa, Jenevieve, Genevieve, Genoveva) | 3 | January |  |  |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 3 | January | |  |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 4 | January | |  |
| (no widely known nameday) | 4 | January | | |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 5 | January | |  |
| SYGLITIKI (Syncletica, Siglitiki) | 5 | January |  |  |
| THEONI (Theoni) | 5 | January |  |  |
| THEOPEMPTOS (Theopemptos) | 5 | January |  |  |
| FAIDON (Faidon) | 6 | January | |  |
| FANI (1) (Phani, Fenia, Fania, Fanoula) | 6 | January |  |  |
| FOTIKA (Fotika, Photika, Fotiko, Photiko, Fota, Photo) | 6 | January |  |  |
| HAPPY NEW YEAR !!! - Please mention namedays.gr as your source of the Greek Orthodox namedays - Thanks. | 6 | January | |  |
| JORDAN (Iordanis) | 6 | January |  |  |
| OURANIA (2) (Ourania, Urania, Rania) | 6 | January |  |  |
| PERISTERA (Peristera) | 6 | January |  |  |
| PHOTINI (1) (Fotine, Fotini, Foto, Fotoula, Fay, Fofo) | 6 | January |  |  |
| PHOTIS (1) (Fotis, Fotios) | 6 | January |  |  |
| THEOFANIA (Theofania, Theano, Fenia, Fani) | 6 | January |  |  |
| THEOFANIS (1) (Theofanis, Fanis) | 6 | January |  |  |
| THEOPOULA (Theopoula, Theopi) | 6 | January |  |  |
| CEDD (Cedd) | 7 | January |  |  |
| GIANNA (Yanna, Gianna) | 7 | January |  |  |
| GIANNIS (Yannis, Giannis, Yannos, Giannos, Yangos) | 7 | January |  |  |
| JEANNETTE (Jeannette, Jean, Zannetos) | 7 | January |  |  |
| JOHN (Ioanna, Ioannis, Ivana, Vana, Vanna) | 7 | January |  |  |
| PRODROMOS (Prodromos) | 7 | January |  |  |
| AGATHON (Agathon) | 8 | January | | |
| DOMINIKI (Dominiki) | 8 | January | | |
| KELSIOS (Kelsios) | 8 | January | | |
| PARTHENA (Parthena) | 8 | January | | |
| VASILISSA (Vasilissa, Vasilisa, Basilissa) | 8 | January |  |  |
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| EFSTRATIOS (1) (Evstratios, Stratos) | 9 | January | |  |
| (no widely known nameday) | 10 | January | | |
| THEODOSIOS (1) (Theodosios, Theodosis) | 11 | January | | |
| MERTIOS (Mertios) | 12 | January | | |
| TATIANI (Tatiane, Tatiani) | 12 | January |  |  |
| ERMILOS (Ermillos, Ermili) | 13 | January | | |
| NINA (Nina, Nino, Ninas) | 14 | January |  |  |
| (no widely known nameday) | 15 | January | | |
| (no widely known nameday) | 16 | January | | |
| ANTHONY (Antonia, Antonios, Antonis, Andonis, Anthony, Tony, Tonia) | 17 | January |  |  |
| THEODOSIOS (2) (Theodosios, Theodosis) | 17 | January | | |
| ATHANASIOS (Athanasios, Thanasis) | 18 | January |  | |
| CYRILLOS (Kyrillos, Cyril) | 18 | January |  | |
| THEODOULA (Theodoula, Theodouli) | 18 | January |  | |
| EFRASIA (Efrasia) | 19 | January | | |
| MAKARIOS (Makarios) | 19 | January | | |
| EFTHIMIOS (Evthymios, Thymios, Efthimios, Thimios, Euthymius, Efthemeos) | 20 | January |  |  |
| FABIANOS (Favianos) | 20 | January | | |
| THYRSI (Thyrsi) | 20 | January | | |
| AGNES (Agne, Agni, Agnes) | 21 | January |  |  |
| EVGENIOS (1) (Efgenios, Eugenios, Evyenous, Evyeni, Eugine) | 21 | January |  |  |
| MAXIMOS (1) (Maximos, Massimos) | 21 | January | | |
| NEOPHYTOS (Neofytos) | 21 | January | | |
| PATROKLOS (Patroklos) | 21 | January | | |
| ANASTASIOS (2) (Anastasios, Tassos, Tasos, Anastasia, Tasia, Sia, Tatia, Tasa, Tesa, Tasoula, Tasso) | 22 | January |  |  |
| TIMOTHY (1) (Timotheos, Timothy) | 22 | January | | |
| AGATHANGELOS (Agathangelos, Agathagellos) | 23 | January | | |
| DIONISIS (4) (Dionysius, Dionysis, Dionisos, Dionysios, Dionysos, Nionios, Denis, Dennis, Denise, Sissy) | 23 | January |  |  |
| FILON (Philon) | 24 | January | | |
| XENI (Xenis, Xeni, Xenia) | 24 | January | | |
| ZOSIMAS (Zosimas, Zosimus) | 24 | January | | |
| GREGORY (1) (Grigoris, Grigorios, Gregory, Gregorios, Gregoris, Golis, Gregor) | 25 | January |  |  |
| MARGARET (2) (Margarita) | 25 | January | | |
| XENOFON (1) (Xenofontas, Xenia) | 26 | January | | |
| (no widely known nameday) | 27 | January | | |
| HARIS (Haris) | 28 | January |  |  |
| PALLADIOS (Paladios) | 28 | January | | |
| VARSAMIA (Varsamo, Varsimaios, Valsamo, Valsamia, Valsamis) | 29 | January | |  |
| AVRA (Avra) | 30 | January | | |
| CHRYSI (1) (Chrysi) | 30 | January |  |  |
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| GRAMMATIKI (Grammatiki) | 30 | January | |  |
| MAVROS (Mavros, Mavreta) | 30 | January | | |
| TRION IERARHON (Trion Ierarhon) | 30 | January |  |  |
| EVDOXIA (Evdoxia) | 31 | January |  |  |
| KYROS (Kyros) | 31 | January |  |  |