- 1200?: Established as Diocese of Thermopylæ (latine) / Termopile (Italiano) / Thermopylarum (Latin)
- 1205: Became suffragan of Athens
- 1240?: Suppressed as Titular Episcopal See of Thermopylæ (latine) / Termopile (Italiano) / Thermopylarum (Latin)
- 1929: Renamed as Titular Episcopal See of Thermopylæ (latine) / Termopile (Italiano) / Mundinitza (latine) / Thermopylarum (Latin)
- 1933: Renamed as Titular Episcopal See of Mundinitza (latine) / Mundinizza (Italiano) / Termopile (Italiano) / Thermophylae (Italiano)
- 1942: Renamed as Titular Episcopal See of Mundinitza (latine) / Mundinizza (Italiano) / Mundinitzen(sis) (Latin)