Las arañas is the Spanish translation for "spiders".

Las Arañas may also refer to:

• Las Arañas, Santiago Metropolitan Region, a hamlet in Chile
• Las Arañas, O'Higgins Region, a village in Chile
• Las Arañas, a fictional tribe in the 2024 superhero film Madame Web

• Arana (disambiguation)
• La Araña (disambiguation)
• Las Arenas
• Las Arenas (Cabrales)
• Las Ranas (disambiguation)