Well i found this little bit on the web so i thought i'll wish you all a happy new year where ever you are (i think it also says merry xmas aswell, better late than never i suppose)
(Albanian) - Gezur Krislinjden
(Argentine) - Feliz Navidad Y Un Prospero A?o Nuevo
(Bohemian) - Vesele Vanoce
(Brazilian) - Feliz Natal e Prospero Ano Novo
(Bulgarian) - Vesela Koleda i chestita nova godina!
(Catalan) - Bon Nadal i Feli? Any Nou
(Czech Republic) - Vesele Vanoce
(Chinese - Cantonese) - Gun Tso Sun Tan'Gung Haw Sun Sing Dan Fai Lok
(Chinese - Mandarin) - Kung His Hsin Nien bing Chu / Shen Tan Sheng Dan Kuai Le
(Croatian) - Sretan Bozic / ?estit Boi? i sretna Nova godina
(Czech) - Prejeme Vam Vesele Vanoce a stastny Novy Rok
(Danish) - Glaedelig Jul og godt nyter
(Dutch/Netherlands) - Vrolijk Kerstfeest en een Gelukkig Nieuwjaar / Prettig Kerstfeest
(English) - Merry Christmas and a Happy New Year
(Eritrean) - REHUS-BEAL-LEDEAT
(Eskimo/inupik) Jutdlime pivdluarit ukiortame pivdluaritlo!
(Esperanto) - Felican Kristnaskon kaj Bonan Novjaron!
(Estonian) - R??musaid j?ulup?hi ja head uut aastat!
(Faeroese) - Gledhilig jol og eydnurikt nyggjar!
(Finnish) - Hyv?? joulua ja Onnellista uutta vuotta
(Flemish) - Zalig Kerstfeest en Gelukkig nieuw jaar
(French) - Joyeux No?l et heureuse ann?e
(Gaelic-Irish) - Nollaig Shona Duit Agus Bliain Nua Fe Mhaise
(Gaelic-Scot) - Nollaig Chridheil agus Bliadhna Mhath Ur
(Galician) - Bo Nadal
(German) - Frohe Weihnachten und ein gl?ckliches neues Jahr / Frohe Festtage
(Greek) - Kala Christougena / Kala Khristougena kai Eftikhes to Neon Ethos
(Hausa) - Barka da Kirsimatikuma Barka da Sabuwar Shekara!
(Hawaiian) - Mele Kalikimake me ka Hauloi Makahiki hou
(Hebrew) - Mo'adim Lesimkha
(Hindi/India) - Shubh Christmas
(Hungarian) - Kellemes Karacsonyt Es Boldog Uj Evet
(Icelandic) - Gledileg jol og farsaelt komandi ar
(Indonesian) - Selamat Hari Natal dan Selamah Tahun Baru
(Iraqi) - Idah Saidan Wa Sanah Jadidah
(Iroquois) - Ojenyunyat Sungwiyadeson honungradon nagwutut. Ojenyunyat osrasay.
(Italian) - Buon Natale e Felice Anno Nuovo
(Japanese) - Shinnen omedeto. Kurisumasu Omedeto.
(Korean) - Chuk Sung Tan / Sung Tan Chuk Ha.
(Latin) - Natale hilare et Annum Faustum!
(Latvian) - Priecigus Ziemas Svetkus un Laimigu Jauno Gadu.
(Lebanese) - Milad Saeed wa Sanaa Mubarakah
(Lettish) - Priecigus Ziemassvetkus
(Lithuanian) - Linksmu sventu Kaledu ir Laimingu Nauju Metu.
(Maltese) - Il-Milied It-tajjeb
(Manx) - Ollick Ghennal Erriu as Blein Feer Die. Seihil as Slaynt Da'n Slane Loght Thie.
(Navajo Indian) - Ya'a't'eeh Keshmish
(Norse-Danish) - Gledlig jul og godt Nytt Aar.
(Norwegian) - God Jul Og Godt Nytt Aar
(Papiamento) - Un Felis Pasco y un Prospero Anja Nobo
(Peru) - Feliz Navidad y un Venturoso A?o Nuevo
(Philippines/Filipinos/Tagalog) - Maligayang Pasko at Manigong Bagong Taon
(Polish) - Wesolych Swiat Bozego Narodzenia i szczesliwego Nowego Roku
(Portuguese) - Boas Festas e Feliz Ano Novo / Feliz Natal e um Prospero Ano Novo
(RAPA-NUI -Easter Island) - Mata-Ki-Te-Rangi. Te-Pito-O-Te-Henua.
(Romanche - sursilvan dialect) Legreivlas fiastas da Nadal e bien niev onn!
(Romanian) - Sarbatori Fericite Sarbatori Fericite. La Multi Ani.
(Romanian - in Moldova Republic) - La Anul si La Multi Ani.
(Russian) - S prazdnikom Rozdestva Hristova i s Novim Godom
(Samoan) - La Maunia Le Kilisimasi Ma Le Tausaga Fou.
(Serbian) - Hristos se rodi
(Singhalese - Ceylon/Sri Lanka) - Subha nath thalak Vewa. Subha Aluth Awrudhak Vewa.
(Samoan) Ia Manuia le Kerisimasi , Ia Manuia le Tausaga Fou
(Slavey- a Dene Language from the Northwest Territories in Canada) - Teyatie Gonezu
(Slovakian) - Vesele vianoce Vesele Vianoce. A stastlivy Novy Rok.
(Slovene) - Vesele bozicne praznike! Srecno novo leto!
(Spanish) - Feliz Navidad y prospero A?o Nuevo.
(Swedish) - God Jul Och Gott Nytt ?r!
(Turkish) - Noeliniz Ve Yeni Yiliniz Kutlu Olsun
(Ukrainian) - Srozhdestvom Kristovym / Veselykh Svyat i scaslivoho Novoho Roku.
(Vietnamese) - Mung Le Giang Sinh. Cung Chuc Tan Nien.
(Vitayu) z Rizdvom ta Novym rokom
(Welsh) - Nadolic Llawen. Blwyddn Newdd Dda.
(Yoruba) - E ku odun, e ku iye'dun!
(Yugoslavian) - Cestitamo Bozic