The Arlington Senatus is a council of the Legion of Mary located in the USA. It is directly attached to the Concilium which is the highest governing level and controls the entire Legion worldwide. The Concilium has its seat in Dublin, Ireland. The Legion of Mary is now the largest lay apostolic organization in the Catholic Church, with well over ten million active Legionaries throughout the world.
To view the structure of the Arlington Senatus download this pdf: Arlington Senatus Structure updated
To view the Arlington Senatus 2026 calendar download this pdf: 2026 Arlington Senatus Calendar
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2026 Acies Attached Councils
Potomac Comitium When: March 28, 2026 Saturday Morning Mass: 9:00 AM Ceremony: 10:00 AM Where: Our Lady of Angels, 13752 Mary’s Way, Woodbridge, VA Potomac Comitium Flyer *********************************************************************************************************** Baltimore Comitium ACIES CEREMONY with Mass When: Saturday, March 21, 2026 9:00 AM to 2:00 PM Where: St Agnes Church, 5422 Old Frederick Rd, Baltimore Baltimore Acies…
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2026 Young Adult Retreat
The ARLINGTON SENATUS LEGION OF MARY RETREAT FOR YOUNG ADULT CATHOLICS Ages 19-39SATURDAY May 30, 2026 11:00 AM – 5:00 PMHOLY TRINITY JUBILEE PARK4407 ALDIE ROAD, CATHARPIN, VA 20143 Safeguarding from Materialism, Digitalism & Egotism:Lessons From St. Francis of Assisi on Poverty of Spirit Retreat masters: Rev. Francis Peffley, Rev. Paul Berghout JCL Fee: $35Includes…
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2026 Senatus Acies
ACIES CEREMONYSaturday, March 21, 202611:30 a.m. – 3:00 p.m.Line up by 11:00 a.m. with bannersQueen of Apostles Catholic Church4401 Sano Street, Alexandria, VA 22312OFFICIATED BY:Rev. Francis Peffley, Spiritual Director, Arlington SenatusRev. Paul Bergout JCL, Asst. Spiritual DirectorPLEASE BRING: Your praesidium banner, holy rosary, TesseraThe Acies is an annual renewal of the Consecration of Legionaries to…
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2026 T.E.A.M. RETREAT
2026 T.E.A.M. RETREAT The Legion of Mary in Collaboration with Holy Trinity Jubilee Park, Inc. Retreat Theme: TBD SATURDAY, JUNE 27, 2026 8:00 AM – 5:00 PM Join us for a day long outdoor retreat filled with prayers, skits, fun games, and other exciting activities. The fee includes a full day of fun retreat and…
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Pilgrimage to Emerald Ireland
Hosted by FR. PAUL BERGHOUT AND DEACON GERARD-MARIE ANTHONYSpiritual Directors for the Legion of Maryunder the Arlington Senatus, VA September 17-26, 2026 Ireland Pilgrimage Ireland Pilgrimage Brochure AON Enrollment Flyer
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2026 Senatus Retreat
March 27, 28, 29, 2026 Loyola on the Potomac Retreat House 9270 Loyola Retreat Rd Newburg, MD Retreat Master: Rev. Bruce Nieli, CSP Theme: HOLY QUEEN: MOTHER OF EXILES The fee for an overnight stay with all the meals for Friday-Sunday is $285.00 for a singleroom. If you are coming as a married couple the…
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Q: What is the purpose of the Legion of Mary?
A: The primary purpose of the Legion of Mary is to lead people to Jesus Christ so they can benefit from the love and mercy of God. Specifically, the Legion of Mary seeks to lead the people we encounter in our works to a greater knowledge and faith in God and to increase the faith…
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Q: What works does the Legion of Mary undertake?
A: Regular works for the Legion of Mary include door to door evangelization, nursing home visitation, prison ministry, teaching RCIA and other religious education classes, visiting new parishioners and parish families with newly baptized babies, crowd contact and distributing Catholic literature, bringing the Pilgrim Virgin statue of the Blessed Mother to houses to consecrate them,…