Fr. Dr. Okhueleigbe Osemhantie Ãmos | March 3, 2026
In 2018, I dedicated an entire book to this question. In spite of that effort, the question has not abated: Why become a sister? What do they actually do in the Church? They are hardly seen in public gatherings with visibly prominent roles. Possibly, you may think you already know the answer, but I dare say your knowledge may be less than what this work intends to present. Thus, I encourage you to journey with me.
In a world that values visibility, statistics, and measurable results, the life of female religious can easily be misunderstood. Many people look first at what they do. But in the Church, their identity begins not with activity but with consecration. A female religious is one who publicly professes the vows of chastity, poverty, and obedience and is officially recognised by the Church in a stable form of life (Code of Canon Law, 1983, can. 573 §1).
So their roles do not begin with tasks; they begin with who they are. They are signs of God’s Kingdom. They are witnesses that God comes first. They are living reminders that the Church belongs to Christ.
The Second Vatican Council, in Perfectae Caritatis, teaches that religious life is not something optional in the Church; it belongs deeply to her life and holiness (PC, no. 1). Lumen Gentium explains that through their vows, religious make visible the spiritual union between Christ and His Church (LG, no. 44). This means their first and most important role is symbolic and spiritual: they show the world what it means to live entirely for God.
In a world driven by wealth, they choose poverty. In a culture confused about love and sexuality, they consecrate their hearts to Christ. In a society that resists authority, they freely embrace obedience. Their lives preach without words.
From this spiritual foundation come their practical roles. There are two main forms of female religious life: contemplative and apostolic.
Contemplative sisters devote themselves mainly to prayer. Communities inspired by saints like Clare of Assisi and Teresa of Avila live lives centred on silence, enclosure, and deep union with God. Their work may appear hidden, but it is powerful. Through the Liturgy of the Hours, Eucharistic adoration, Scripture reading, and intercession, they support the entire Church.
In Vita Consecrata, John Paul II describes contemplatives as a sign of complete union with God and calls their hidden life spiritually fruitful (VC, no. 8). Their withdrawal from the world is not escape; it is a radical form of solidarity. By praying for the world, they serve it at its deepest level.
Apostolic sisters, on the other hand, work directly in society. Historically, they have been pioneers in education, healthcare, catechesis, social services, and missionary work. Across Africa, Asia, and Latin America, long before stable Church structures existed, sisters built schools, clinics, and orphanages.
Their work is not mere charity. It is participation in Christ’s mission of teaching and loving service.
Canon Law allows religious institutes to engage in apostolic works according to their charism (can. 675 §1). Today, many sisters serve as theologians, canon lawyers, lecturers, hospital administrators, parish workers, and diocesan officials. Some work in Church tribunals or diocesan offices. Though they are not ordained priests, they exercise real responsibility and leadership within the Church’s structure.
In parishes, especially where priests are few, sisters often take on important responsibilities: catechism classes, sacramental preparation, youth ministry, hospital visits, and coordination of lay groups. But their role is not simply to “fill gaps.” Even where priests are many, the presence of a sister brings something unique: spiritual motherhood, availability, and a visible witness of total dedication to God.
The Church teaches that her life is built on different vocations working together. Female religious strongly express what theologians call the Marian dimension of the Church—the side of the Church that listens, receives, and bears fruit—alongside the Petrine dimension of leadership and sacramental ministry. Before the Church acts, she first receives God’s grace. In this sense, sisters express the inner heart of the Church.
They also have a prophetic role. In Evangelii Gaudium, Pope Francis calls the Church to missionary renewal (EG, no. 27). Many sisters work among migrants, victims of trafficking, rural populations, and areas of conflict. Their vows allow them to cross social and cultural boundaries freely. In places of injustice, they become voices for the vulnerable.
Their community life itself is a mission. Women from different ethnic groups and backgrounds live together, pray together, and share their goods. In a divided world, this kind of unity is a powerful testimony. Their convent becomes a living lesson in reconciliation and shared faith.
Female religious also contribute intellectually. Many are scholars in Scripture, theology, canon law, philosophy, education, and the social sciences. They teach in universities, write books, and participate in theological discussions. Their contributions enrich the Church’s thinking and pastoral practice.
In Africa especially, where the Church continues to grow rapidly, sisters play a vital role in evangelisation and inculturation. They help translate the Gospel into local languages, music, and cultural forms. They accompany women and children in situations of poverty, early marriage, and limited education. Many convents provide literacy programmes, vocational training, and spiritual guidance. Even where priests increase in number, the depth and stability of evangelisation often depend on the steady work of sisters.
At the end, their roles cannot be reduced to a list because their mission flows from charism—a gift of the Holy Spirit (1 Cor 12:4–11). But we can summarise their roles in this way:
- They are consecrated witnesses of the Kingdom of God.
- They are women of prayer at the heart of the Church.
- They are apostles in education, healthcare, and charity.
- They are administrators and collaborators in Church governance.
- They are prophets of justice and compassion.
- They are builders of community and unity.
- They are spiritual mothers in a wounded world.
The Church does not measure fruitfulness only by visibility. She measures it by fidelity. And by that measure, the life of a woman religious, whether hidden in prayer or active in mission, remains one of the Church’s most radiant gifts.
Fr. Dr. Okhueleigbe Osemhantie Ãmos is a priest of the Catholic Diocese of Uromi and a Lecturer at CIWA, Port Harcourt, Nigeria.
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