In a historic announcement, Pope Leo XVI proclaimed that Blessed Marco Santori, a 17-year-old Italian known for his remarkable acts of charity, will be canonized on May 18, 2026, making him the first saint born in the Millennial generation. The declaration was made during the weekly Angelus address at St. Peter’s Square and immediately sent ripples through the global Catholic community.
@Pontifex “It is with great joy that I announce the canonization of Blessed Marco Santori on May 18, 2026—may his example inspire young people everywhere.” view on X
Pope Leo’s official press release highlighted Marco’s unwavering faith, his tireless volunteer work at a children’s hospital in Naples, and his writings on social justice that went viral among youth networks. Vatican spokesman Matteo Bruni told Reuters that Marco’s cause reflected “a new model of sanctity for our digital age.”

@Reuters “Marco Santori to become first Millennial saint on May 18, 2026—Vatican calls it ‘a sign of hope for young Christians.’” view on X
Born in 2002 to a devout Catholic family, Marco experienced a profound religious awakening at age 13 after volunteering with refugees in Lampedusa. According to a Catholic News Agency feature, he organized online fundraisers that raised over €200,000 to support migrant education programs. His digital sermons—short videos posted on Vatican’s YouTube channel—garnered millions of views.
@CNA “Santori’s digital ministry reached over 10 million young people—Vatican cites this as proof of his Millennial charisma.” view on X
Marco’s path to sainthood accelerated after two medically inexplicable healings were attributed to his intercession. The first involved a newborn in Venice whose congenital heart defect resolved overnight, as documented in a NPR health report. The second miracle concerned a cancer patient in Brazil whose tumors disappeared following prayers invoking Marco’s name.
@NPRHealth “Doctors baffled as multiple tumors vanish overnight—family credits prayers to Blessed Marco Santori.” view on X
The Congregation for the Causes of Saints approved Marco’s beatification in 2024, making him one of the youngest blesseds in recent memory. His beatification ceremony in Naples drew over 50,000 pilgrims, many carrying smartphones projecting messages of hope under the hashtag #Santori2024. Italian Prime Minister Giorgia Meloni attended and paid tribute, calling Marco “a beacon of compassion in a divided world” in remarks covered by BBC News.
@BBCWorld “Naples celebrates beatification of teenager whose social media sermons reached millions.” view on X
This coming canonization will be the first at Rome’s newly renovated St. John Lateran Basilica, restored under Pope Leo’s direction. The Vatican is expecting over 100,000 attendees, including youth delegations from every continent. Cardinal Marc Ouellet, Prefect of the Congregation for Bishops, told CNN that “Marco’s witness bridges the gap between traditional faith and the digital generation.”
@CNN “Church prepares for canonization of first Millennial saint—Marco Santori’s digital outreach cited as transformative.” view on X
Papal liturgy experts note the symbolism: Pope Leo will wear a chasuble embroidered with a stylized QR code linking to Marco’s catechetical videos, underscoring the union of faith and technology. Liturgist Dr. Serena Marchetti explained in Liturgical Studies Quarterly that “this vestment marks a new era, where the saint’s life and message are just a scan away for pilgrims.”
However, not all reactions have been celebratory. Conservative theologian Father Angelo Ricciardi, writing in First Things, questioned whether modern digital activism qualifies as traditional martyrdom or heroic virtue. He argued that “sanctity requires trials of persecution, not just viral popularity.”
@FirstThingsMag “Debate grows over criteria for sainthood in digital age—viral virtue vs. classical holiness.” view on X
Defenders of Marco’s cause point to Church history: St. Benedict Joseph Labre, proclaimed in 1881, was beloved in his day but left few writings; modern saints can be equally impactful through new media. Bishop Luigi Moretti of Naples told the Vatican News portal that “the Holy Spirit moves where it wills—if He used TikTok to reach souls, who are we to judge?”
In addition to the canonization Mass, the Vatican plans a special youth vigil on May 17, featuring live DJs mixing Gregorian chant with electronic beats, an idea championed by the Pontifical Council for Culture. Youth delegate Maria Gonzalez from Madrid said on Vice that “this celebration speaks to our generation—it’s liturgical tradition remixed for the 21st century.”

As the date approaches, dioceses worldwide are organizing pilgrimages. The U.S. Conference of Catholic Bishops issued guidelines encouraging parishes to host livestream watch parties, deepening engagement among homebound Catholics. The USCCB’s liturgical resources page offers prayer cards, catechetical videos, and a youth choir playlist dedicated to Marco’s life.
Whether you view the canonization as an embrace of modernity or a cultural stunt, there’s no denying its historic significance. When Pope Leo XVI pronounces Blessed Marco Santori “Saint Marco” on May 18, 2026, it will mark the dawn of a new chapter—one where Millennials see their own struggles and triumphs enshrined in the altars of the Catholic Church.