Viriato may refer to:
* Lusitânia, Portuguese name of
Lusitania, an ancient Iberian Roman province located where modern Portugal and part of western Spain lie.
* Lusitânia, proper name of star
HD 45652
HD 45652 is a star with an exoplanetary companion in the equatorial constellation of Monoceros. It was officially named Lusitânia on 17 December 2019, after the IAU100 press conference in Paris by the IAU (International Astronomical ...
, in the constellation of Monoceros.
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