Janus
| Janus | |
|---|---|
 | |
| Biographical information | |
| Planet of origin | Lantia |
| Gender | |
| Race | Lantian |
| Species | Human |
| Socio-political information | |
| Occupation | Scientist |
| Allegiance | Lantians |
| Out of Stargate universe information | |
| Portrayed by | Gildart Jackson |
| First appearance | "Before I Sleep" |
.svg){kind=small}
Janus was a Lantian scientist who lived in Atlantis 10,000 years ago in the Pegasus galaxy. He was among the Lantian survivors who returned to Earth during the war against the Wraith.