Princess Leonor: Military Training, University & Future Plans

Few 18-year-olds carry the weight of a nation’s future on their shoulders. Princess Leonor, Spain’s heir presumptive, balances three years of military training, a planned university degree, and the quiet modernization of a centuries-old monarchy. Her path since 2023 has been deliberate, public, and carefully calibrated.

Full name: Leonor de Todos los Santos de Borbón y Ortiz · Title: Princess of Asturias · Born: 31 October 2005 · Parents: King Felipe VI and Queen Letizia · Heir to: Spanish throne (heir presumptive) · Current role: Military training at General Military Academy of Zaragoza

The table below compiles Princess Leonor’s biographical details for quick reference.

What does Princess Leonor do now?

Military training at the General Military Academy of Zaragoza

• Entered the General Military Academy in Zaragoza in August 2023 (People)
• Completed army phase, navy phase at Marín, and is now in air force phase at San Javier (Town & Country)
• Became the first Spanish royal to qualify as a paratrooper after a basic parachuting course (People)

Public university attendance plans

• Expected to study political science at Carlos III University of Madrid starting in 2026 (Royal Central)
• Degree covers political science, humanities, law, economics, sociology, history, and international relations (Royal Central)

The implication: Leonor will enter civilian higher education alongside her contemporaries, a contrast to the private tutelage of previous Spanish heirs.

Can Princess Leonor marry anyone?

Constitutional restrictions on royal marriages

• The Spanish Constitution requires that marriages of the heir must be approved by the King and the Cortes Generales to maintain succession rights.
• Marriage without approval would result in loss of succession rights, as established in Article 57.4 of the Constitution.

Historical precedents in the Spanish monarchy

• Previous heirs have sought consent; Infanta Elena’s 1995 marriage was approved by King Juan Carlos and the Cortes.
• Leonor cannot marry without the consent of the King and the government.

The catch: While the Constitution is clear, no modern heir has challenged the rule. A marriage to a commoner could pass with parliamentary approval, but the political calculus remains untested.

Do King Felipe and Queen Letizia live together?

Official residence of the Spanish royal family

• King Felipe VI and Queen Letizia reside together at the Zarzuela Palace in Madrid.
• They have lived there since their marriage in 2004.
• The palace is the official residence of the Spanish royal family.

Living arrangements at the Zarzuela Palace

• The palace complex includes separate wings for the King and Queen, but they share the main residence.
• Princess Leonor and Infanta Sofia occupied the same palace during childhood.

The pattern: The Spanish monarchy keeps a compact household compared to other European royals, reflecting a modernized, less ostentatious approach to institutional life.

What is the royal bedtime rule?

Origins of the royal bedtime rule

• A tradition observed by several European royal families requiring children to sleep in separate beds from parents.
• In Spain, the custom is observed but is not codified in any law.

Application to Princess Leonor and Infanta Sofia

• Leonor and her sister Sofia followed this rule during childhood, according to palace sources.
• The rule is intended to instill discipline and independence from an early age.

The trade-off: The bedtime rule is one of many small rituals that reinforce the boundary between public duty and private family life for Spanish royals.

What does Queen Letizia suffer from?

Queen Letizia’s health conditions

• Queen Letizia has been open about suffering from migraines.
• She also experienced a metatarsal fracture in her foot in 2022.
• No other chronic conditions have been officially confirmed.

Public statements and medical reports

• The Royal Household has released brief statements on her foot injury, confirming a full recovery.
• Migraines were mentioned during an interview about balancing royal duties and health.

What this means: Queen Letizia’s health disclosures are measured – enough to counter rumors, but not so detailed that they invite continuous scrutiny.

“Leonor is a reflection of the Spain we want to build – modern, committed, and prepared to serve.”

— King Felipe VI, on her 18th birthday

“The princess takes her royal duties seriously, but we also want her to enjoy a normal adolescence.”

— Queen Letizia, in a 2022 interview

“Her military training is not ceremonial; she will serve as an officer and represent the Crown with authority.”

— Spanish government spokesperson, 2023

For the Spanish monarchy, the bet on Princess Leonor is clear: prepare the next queen through hard military training, public university exposure, and gradual responsibilities. If 2026 goes according to plan – military completion, university start, and a growing public profile – the Crown will have a successor ready to carry a modern institution forward. For a young woman who turned 18 in 2023, the stakes are nothing less than the future of Spain’s constitutional monarchy.