Full list at Zechus Avos
1 Teves - Avrohom Avinu (Bava Basra 91a)
5 Teves - R' Shlomo Molcho HY"D (1534), arrested by the Inquisition in Spain, he recited
Shema with great joy as he was burned at the stake. Read more about his amazing story here.
9 Teves - Ezra Hasofer (320 B.C.E.)
10 Teves - Reb Nosson of Nemirov (1844). Rebbe Nachman's student and wondrous compiler of many of Rebbe Nachman's teachings. See Likutei Tefilos.
15 Teves - Rav Huna and Mari bar Mar Zutra, Amoraim
20 Teves - the Rambam
24 Teves - R' Shneur Zalman ben R' Boruch of Liadi (1813), first Lubavitcher Rebbe, author of the Tanya and Shulchan Aruch Harav
29 Teves - R' Yitzchok Kaduri (2006) ben R' Zev - elder mekubal of our time. well over 100 years old when he passed away.
Chodesh Tov!! Kol HaYeshuot!!