Casillas

Casillas may refer to:

• Casillas, Guatemala, a municipality in the department of Santa Rosa, Guatemala.
• Casillas, Ávila, a municipality located in the province of Ávila, Castile and León, Spain.
• Casillas de Coria, a municipality located in the province of Cáceres, Extremadura, Spain.
• Casillas de Flores, a municipality located in the province of Salamanca, Castile and León, Spain.
• Andrés Casillas de Alba (1934-), a Mexican architect.
• Graciela Casillas (1957-), an American boxer and kickboxer
• Iker Casillas (1981-), a Spanish football goalkeeper.