Katia is a feminine given name. It is a variant of Katya. Katia may refer to the following people:
In music:
- Katia and Marielle Labèque, famous piano duo
- Katia Ricciarelli, Italian soprano
In modelling:
- Katia Zygouli, Greek model
In sports:
- Katia Benth, French sprinting athlete
- Kátia Cilene Teixeira da Silva, Brazilian female football (soccer) player
- Kátia Lopes, Brazilian volleyball player
- Katia Pisetsky, Israeli individual rhythmic gymnast born in the Ukraine
- Katia Zini, Italian short track speed skater
In other fields:
- Katia and Maurice Krafft, French volcanologists who died in a pyroclastic flow on Mount Unzen
- Katia Coe, American actress
- Katia Kapovich, Russian poet now living in the United States
- Katia Mann, wife of German writer Thomas Mann
- Katia Sycara, a research professor in the Robotics Institute at Carnegie Mellon University
- Katia Noyes, American author
In meteorology
- Hurricane Katia, a powerful hurricane that caused over $150 million in damage in Europe