by Giuseppe Monno
2 Corinthians 6:1
“As his fellow workers, we urge you not to accept the grace of God in vain.”
The Blessed Virgin Mary holds a unique and unrepeatable place in the mystery of salvation. Among the many titles attributed to her over the centuries by the Church and by the devotion of the faithful, that of Co-Redemptrix expresses a profound recognition of her singular role in Christ’s redemptive work. This does not mean placing Mary on the same level as the Redeemer, but rather acknowledging her real, maternal, and subordinate participation in the mystery of Redemption.
BIBLICAL FOUNDATIONS
The roots of this title are found in Sacred Scripture. In the Protoevangelium (Genesis 3:15), God foretells that the Woman and her offspring will crush the serpent’s head: here we already glimpse the cooperation of the Mother of the Redeemer in the work of salvation.
In the New Testament, Mary is presented as the “new Eve.” The disobedient “yes” of Eve is answered by the obedient “yes” of Mary: “You see before you the Lord’s servant, let it happen to me as you have said.” (Luke 1:38, New Jerusalem Bible). At that moment, through her free and wholehearted assent to the divine plan, Mary becomes the instrument through which the Word is made flesh, and thus the very work of Redemption begins.
At the foot of the Cross (John 19:25–27), Mary shares in a unique way in her Son’s Passion: her suffering is not merely human, but spiritual and redemptive. She offers her Son to the Father, uniting herself to Christ’s sacrifice in an act of perfect communion of love. Here, Christian tradition recognizes in her the Woman associated with the Redeemer.
HISTORICAL AND DOCTRINAL DEVELOPMENT
From the earliest centuries, the Fathers of the Church perceived this cooperative dimension of Mary.
Saint Irenaeus of Lyons writes: “Eve, by disobeying, became the cause of death for herself and for the whole human race; so Mary, by obeying, became the cause of salvation for herself and for the whole human race.” (Adversus haereses, III, 22, 4).
Saint Ephrem the Syrian affirms: “Through Eve the gate of Paradise was closed; through Mary it was opened again.” (Hymni de Nativitate, 11, 6).
Saint Justin Martyr and Tertullian likewise emphasize the parallel between Eve and Mary.
In the Middle Ages, Marian theology was further developed. Saint Bernard of Clairvaux, Saint Bonaventure, and Duns Scotus contemplated Mary as the one who “cooperates” with the Son in the work of Redemption.
The title Co-Redemptrix emerges more clearly from the fifteenth century onward, spreading through preaching and popular devotion. Modern Popes, while never defining it dogmatically, have acknowledged its theological value in a prudent and measured way:
– Leo XIII: “The Immaculate Virgin, chosen to be the Mother of God, is thereby made the co-redemptrix of the human race.” (Supremi apostolatus, n. 3)
– Saint Pius X: Mary became worthy “to repair the ruin of humanity and thus to dispense all the treasures that Jesus gained for us by His death and His blood.” (Ad diem illum laetissimum, n. 14)
– Benedict XV: “Thus it may rightly be said that she, together with Christ, redeemed the human race.” (Inter Sodalicia)
– Pius XI: “Mary took part in the work of Redemption with Jesus Christ.”
– Pius XII: “God willed that the Blessed Virgin Mary be inseparably associated with Christ in accomplishing the work of human Redemption.” (Mystici Corporis Christi)
Saint John Paul II, although not defining the title dogmatically, approved its theological use as a way of expressing Mary’s maternal participation in Christ’s redemptive work, always in a subordinate and dependent manner.
CURRENT SITUATION
In the 1990s, a group of theologians and faithful petitioned for the definition of a new dogma concerning Mary as Co-Redemptrix, Mediatrix, and Advocate. While acknowledging the value of these titles within the framework approved by the Second Vatican Council, the Pope did not grant the request.
Benedict XVI stated that Mary, “completely united with her Son, entrusted herself to God’s will, participating in a singular way in His saving work, yet always as a redeemed creature.”
Pope Francis reaffirmed that “Mary is Mother, not a goddess, not Co-Redemptrix; Christ alone is the one Redeemer.” This does not deny her intercessory role, but clarifies that she must not be understood as equal to Christ.
On November 4, 2025, the Dicastery for the Doctrine of the Faith published the doctrinal note Mater Populi Fidelis, approved on October 7, 2025 by Pope Leo XIV, reaffirming Mary as “Mother of the faithful people,” while setting aside the use of the title Co-Redemptrix because it “risks obscuring Christ’s unique salvific mediation and may give rise to theological confusion.”
A more precise term would be “Cum-Redemptrix” (Latin: With, together with, often seen with a bar over the c).
THEOLOGICAL MEANING
The title Co-Redemptrix does not imply any equality with Christ, but rather a subordinate and dependent participation. Christ alone is the Redeemer, since only His death and resurrection possess infinite and universal value.
Mary, however, cooperated by grace in this unique work, offering her freedom, her faith, and her suffering.
Marian co-redemption unfolds in three principal moments:
1. Cooperation in the Incarnation, by welcoming the Word with her “fiat.”
2. Cooperation in Christ’s life and mission, supporting the Son in His saving work.
3. Cooperation in the Passion and the Cross, offering her Son and herself to the Father for the salvation of humanity.
SPIRITUAL RELEVANCE
Contemplating Mary as Co-Redemptrix is not merely a theological exercise, but a call to Christian life.
Mary shows that salvation is not simply a gift passively received, but a reality that calls for our free and loving cooperation. Like her, every believer is called to participate—personally and communally—in Christ’s redemptive work, uniting one’s sufferings, labours, and prayers to the sacrifice of the Son.
The Co-Redemptrix invites us to understand this truth within a Christ-centred Mariology: in Mary everything leads to Christ, and in Christ everything finds its fulfilment.
Mary Co-Redemptrix is thus the living icon of the cooperation between grace and freedom, between human love and divine love. In her person, humanity opens itself without reserve to God’s saving action, and Redemption—whose source is Christ—finds in Mary its welcoming and maternal womb.
PRAYER OF REPARATION TO THE BLESSED VIRGIN MARY (CO-REDEEMPTRIX)
From Acta Apostolicae Sedis, 1914, p. 108 ff.
Blessed Virgin, Mother of God,
graciously turn your gaze from heaven, where you reign as Queen,
upon this poor sinner, your servant.
Though mindful of his unworthiness,
in reparation for the offences committed against you by impious and blasphemous tongues,
from the depths of his heart he blesses and exalts you
as the purest, the most beautiful, and the holiest of all creatures.
He blesses your holy name;
he blesses your sublime prerogatives
as true Mother of God, ever Virgin,
conceived without the stain of sin,
and Co-Redemptrix of the human race.
He blesses the eternal Father, who chose you in a singular way as His Daughter;
he blesses the Incarnate Word,
who, taking on human nature in your most pure womb,
made you His Mother;
he blesses the Holy Spirit, who willed you as His Spouse.
He blesses, exalts, and gives thanks to the Most Holy Trinity,
which so greatly chose and loved you
as to raise you above all creatures to the highest dignity.
O holy and merciful Virgin,
obtain repentance for those who offend you,
and accept this humble homage from your servant,
obtaining for him also, from your divine Son,
the forgiveness of his sins.
Amen.
INDULGENCE GRANT
Our Most Holy Lord Pope Pius X, in the customary audience granted to the Reverend Assessor of the Holy Office, graciously decreed that the faithful who, at least with contrite hearts and devoutly, recite the above prayer may gain an indulgence of one hundred days, applicable also to the souls of the departed, each time they recite it.
This decree remains valid in perpetuity, without the need for further acts or publication, notwithstanding any provision to the contrary.