Janus: Roman God of Beginnings, Transitions & Time

Janus is a Roman god of beginnings, transitions, doorways, and gates. He's often depicted as having two faces, one looking to the past and the other to the future. Janus is associated with the month of January, which is named after him. He's considered the guardian of entrances and is often invoked at the beginning of important events or ceremonies. Janus is also associated with time and is considered a deity of both past and future.