Joseph Zen Ze-kiun was born on 13 January 1932 in Shanghai. In 1948, as the Communists closed in, the teenaged Zen fled to Hong Kong and entered the Salesians of Don Bosco, the order of his boyhood. He was ordained a priest on 11 February 1961, completed a licentiate in theology and, in 1964, a doctorate in philosophy at the Salesian Pontifical University in Rome, and went on to serve as Salesian provincial superior for China.
From 1989 to 1996 he taught philosophy and sacramental theology in the government-permitted seminaries of mainland China, spending roughly half of each year across the border. Those years gave him a personal acquaintance with the suffering of China's Catholics — both the state-registered community and the persecuted “underground” Church loyal to Rome — that would shape the rest of his life.
John Paul II named him Coadjutor Bishop of Hong Kong in 1996; he succeeded as Bishop of Hong Kong in 2002, becoming an outspoken champion of religious freedom and democracy in the territory. Benedict XVI created him a cardinal at the consistory of 24 March 2006. He retired as Bishop Emeritus in 2009 but did not fall silent — in his nineties he remains the most prominent voice of resistance to the Holy See's diplomatic opening to Beijing, a defender of the Traditional Latin Mass, and, in 2022, a criminal defendant in a Hong Kong court.
Consequential Quotes
The problem is not ‘which rite do people prefer?’, but it is ‘why don’t they go to Mass anymore?’
Many tendentious generalizations in the documents have hurt the hearts of many good people more than expected.
A schism must be avoided at all costs … but on the other hand, we must also respect a major problem of conscience: ‘How can we force someone to follow teachings that clearly deny the holy tradition of the Church?’
Pope Leo is one who listens! He understands and will make his children understand that certain things perpetrated in the name of the so-called ‘spirit of the Council,’ but contrary to the Church’s tradition, are not of the council.
The ironclad manipulation of the process is an insult to the dignity of the bishops.
The continual reference to the Holy Spirit is ridiculous and almost blasphemous.
Major Works & Initiatives
Teacher in the mainland seminaries
For seven years Zen crossed into Communist China to teach philosophy and sacramental theology in the official seminaries, spending months at a time on the mainland and coming to know personally the bishops, priests, and seminarians of a Church living under surveillance. This experience is the root of his lifelong advocacy for China's persecuted faithful.
Bishop of Hong Kong
As Bishop of Hong Kong he became the territory's leading Catholic voice for religious freedom, conscience, and democracy, unafraid to confront Beijing — a public profile that long predated, and made credible, his later resistance to Vatican diplomacy toward China.
Books on the Church in China
Author of L'agnello e il dragone: Dialoghi su Cina e Cristianesimo (2016) and For Love of My People I Will Not Remain Silent: On the Situation of the Church in China (2019), in which he set out his case against accommodation with the Chinese government and his defense of the underground Church.
Trustee of the 612 Humanitarian Relief Fund
Zen served as a trustee of the fund established in 2019 to provide legal, medical, and psychological aid to people arrested during Hong Kong's protests — the role for which he was arrested in 2022 and, with five co-defendants, convicted on a registration technicality.
Controversies
The Vatican–China accord and the clash with Cardinal Parolin
When the Holy See signed its provisional agreement with Beijing on the appointment of bishops on 22 September 2018 — granting the Chinese government a role in nominating bishops — Zen became its fiercest critic, framing it as a betrayal of the underground Catholics who had suffered for fidelity to Rome. He made repeated trips to the Vatican to press his objections and aimed unusually sharp public criticism at Cardinal Pietro Parolin, the Secretary of State, charging that “Parolin manipulates the Pope, at least in things regarding the Church in China” (2020). The Holy See has consistently defended the agreement — whose full text it has never published — as a pastoral, least-bad path toward the unity of the hierarchy and an end to the divide between the official and underground communities. Whether the accord is a prudent compromise or a capitulation remains genuinely and bitterly contested; Zen's characterizations are his stated convictions, not adjudicated facts.
Arrest and trial in Hong Kong (2022)
On 11–12 May 2022, at the age of 90, Zen was arrested under Hong Kong's National Security Law on suspicion of “collusion with foreign forces,” in connection with his trusteeship of the 612 Humanitarian Relief Fund; he was detained for hours and released on bail. He was never, however, tried on the national-security charge. Instead he and five co-defendants were prosecuted on a narrow, technical count — failing to register the fund as a ‘local society’ under the Societies Ordinance. On 25 November 2022 all six were convicted and each fined HK$4,000. Critics — including the European Parliament, which passed a resolution on his case in July 2022 — regard the prosecution as a politically motivated use of a registration law against a churchman the authorities could not otherwise silence; the conviction was appealed, with the appeal heard in December 2025. The distinction matters: he was arrested under the security law but convicted only on the registration technicality.
“Ironclad manipulation”: the consistory speech on synodality (January 2026)
At the extraordinary consistory of January 2026 — Pope Leo XIV's first major gathering of the College of Cardinals — Zen used a period of free discussion to deliver a blistering critique of the Synod on Synodality. He charged that “the ironclad manipulation of the process is an insult to the dignity of the bishops” and that “the continual reference to the Holy Spirit is ridiculous and almost blasphemous,” arguing the synodal process had bypassed the bishops' proper authority while claiming to embody it, and that appeals to the Spirit were used to ratify predetermined outcomes. The remarks, published days later, were not acknowledged by the Vatican press office; supporters of synodality reject his reading as a caricature of a genuine ecclesial discernment. The episode is characteristic of Zen: a senior cardinal saying aloud, inside the Vatican, what many bishops voice only privately.
Intervening in the SSPX case (March 2026)
In March 2026, as the Society of St. Pius X faced planned episcopal consecrations and a mandated dialogue with the Dicastery for the Doctrine of the Faith, Zen entered the dispute with a statement, ‘The Case of the SSPX,’ framed around that day's reading of the Genesis story of Joseph — casting the Society in the role of Joseph, sold by his brothers, and appealing to Pope Leo XIV to intervene personally as the brother who saves him. While urging that ‘a schism must be avoided at all costs,’ he insisted the Church must ‘respect a major problem of conscience’ and expressed open reservations about the DDF's handling of the matter. Critics noted the irony of a cardinal so opposed to disobedience toward Rome over China extending such sympathy to a Society in canonically irregular standing; Zen's consistent thread is fidelity to the Church's tradition against what he sees as ruptures dressed in the ‘spirit of the Council.’