At the heart of who we are is our name, Holy Union

We express this union first of all by being one with ourselves. We strive to bring this union to our world by working among different cultures, ethnic groups, the deprived and marginalized. We strive to respect and care for the earth.

The Holy Union Sisters are an international congregation of Catholic women religious who minister today on four continents. We wear a cross with the Latin words, Sancta Unio inscribed on the front, as a symbol of our internationality. It reminds us of the desire of our founder, Jean Baptiste Debrabant, who in a letter to the sisters in 1842, wrote of the special significance of our name: “You have received that name only that you may form all together a union of heart, mind and affection in Jesus and Mary.”

Looking for a Sister

We want to help you reconnect with a Holy Union Sister whom you had as a teacher, worked with in parish ministry, or simply knew…

Dorothy Vaill Fund

Applications to the Dorothy Vaill Memorial Fund for the 2019 academic year are now available. In order to be considered for 2019, applications must be postmarked by February 15th, 2019. Award recipients will be notified in mid-April.

What’s New

Catholic Sisters Week

Catholic Sisters Week

What's New Catholic Sisters Week The week of March 10th is Catholic Sisters Week and The Pilot newspaper in Boston will feature a full section dedicated to Catholic women religious orders.  Our Province has chosen to honor all Catholic Sisters in an...

Latest Newsletters

Justice & Peace Calendar

March 22 World Water Day

March 22 World Water Day

As members of UNANIMA International, United Nation Days have special importance for Holy Union Sisters