New Year is a time to look back and a time to look forward! CreativeHolidayIdeas.com He was the patron of beginnings and endings, and in 46 B.C. Roman emperor, Julius Caesar introduced a new calendar and gave the first month of the year the name of this pagan God, Janus' month or in latinJanuariusfrom which we get our word, "January" In Roman mythology there was a god who was the guardian of doorways.He had two faces on his head and could look backward and forward simultaneously.