Tribhuwana combines the Sanskrit tri (three) and bhuwana (world) — "queen of the three worlds." **Queen of the Majapahit Empire of Java (r. 1328-1350)** — daughter of Raden Wijaya. **She personally led campaigns to crush the Sadeng revolt in 1331** and **launched the great expansion of Majapahit** under her general Gajah Mada, whose famous *Palapa* oath of unification was sworn before her. Mother of the great Hayam Wuruk.
Featured in the *Nagarakretagama* (1365).
Tribhuwana reduces to seven — the number of Majapahit queen.