| Leaven Fall Nationality/Ethnicity | Real World Nationality/Ethnicity | In Universe Location Association |
|---|---|---|
| Leaveran | American | Leaven City |
| Septeran Leaveran | African American | Leaven City |
| Novanese | Chinese | Feunar |
| Kairanese | Japanese | Feunar |
| Nilian | Egyptian | The Scorching Oasis |
| Relhish | English | Relham |
| Vodarian | Italian | Vodacity |
| Queba | Canadian | |
| Lluvino / Afro Lluvino | Latino / Afro Latino | |
| Leprish | Irish | The Scorching Oasis |
| Brawish | Scottish | |
| Hellenes | Greek |