Queen Letizia's daughter Princess Leonor, 15, to carry out first solo engagement

Queen Letizia and King Felipe's eldest daughter will carry out her first-ever solo royal engagement in March.

Princess Leonor of Spain, 15, carries out her first solo royal engagement in Madrid

Princess Leonor of Spain

Queen Letizia's daughter Princess Leonor, 15, carries out first ever solo engagement - see photos

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Queen Letizia's daughter Princess Leonor carries out her first solo engagement

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Princess Leonor of Spain joins her glamorously dressed family at concert in Oviedo

Queen Letizia's daughter Princess Leonor, 15, carries out first ever solo engagement - see photos