| Hedorah | |
|---|---|
| Godzilla film series character | |
 | |
| First appearance | Godzilla vs. Hedorah (1971) |
| Last appearance | Godzilla vs. Hedorah (2021) |
| Created by | Yoshimitsu Banno |
| Portrayed by | Shōwa series Kenpachiro Satsuma Millennium series Kazuhiro Yoshida |
| In-universe information | |
| Alias | The Smog Monster |
| Species | Pollutant Monster |
| Forms | Aquatic Form Land Form Flying Form Final Form |
Hedorah (ヘドラ, Hedora), also known as the Smog Monster, is a kaiju monster who first appeared in Toho's 1971 film Godzilla vs. Hedorah. The huge monster was named for Hedoro (へどろ), the Japanese word for sludge, slime, vomit or chemical ooze.