Meaning and Name Origin
Janan \j(a)-nan\ as a boys' name. Janan's root is Latin, and the meaning of Janan is "gateway". Janan is a derivative of Janus (Latin): Janus was the Roman guardian of doors as well as of beginnings and endings. A seldom-used name for baby boys.
Janan is an uncommon given name for males. Janan is an equivalently unique last name too for both adults and children. (2000 U.S. Census)
Below is a charted analysis of the popularity of the boy name Janan and related names. The only popular alternative form of Janan (#unlisted) rated in the Top 1000 is Gennaro. This boy name reached the peak of its popularity during the years 1900-1909 and has become less widespread since. (2014 Birth Statistics)