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Look up fidelitas in Wiktionary, the free dictionary.
Fidelitas (Latin, 'fidelity, faithfulness') may refer to:
- Fidelitas (Hungary), the youth organization of the conservative Fidesz party
- Fidélitas University, a private university in Costa Rica
- FC Fidelitas Karlsruhe, an early German football club
- SS Fidelitas, an Italian World War II steamer