Cognomen Cruañas (Cruañas 
) , throughout the world, is a rare last name. The cognomen Cruañas is habitual in Spain, where it is a rare surname, and Argentina. Also, Cruañas is the forename as well as the last name.
| lluís esteve i cruañas Spanish historian and museologist (1906-1994), ES (b. 1906) |
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| josep cruañas fages Spanish painter, ES (b. 1942) |
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