Sister Blandina Segale’s story has occupied a unique place in the folklore of the American Southwest for over a hundred years. It was part religious history, part Wild West legend.

Now, the Italian-born nun known as the “Fastest Nun in the West” has moved a step closer to becoming the first woman from New Mexico to be a saint after the Catholic Church formally advanced her cause for sainthood. Vatican theologians recently unanimously approved advancing Sister Blandina’s cause, according to the lead petitioner for the cause, Allen Sánchez.

The decision, Sanchez said, brought her closer to being declared “Venerable,” a designation reserved for Catholics who lived lives of heroic virtue. Cardinals and Bishops will next review the recommendation before presenting it to Pope Leo XIV.

Many Catholics in New Mexico and beyond viewed the development as a renewed interest in the life of Sister Blandina, a woman whose life often seemed more suited to a Western adventure novel than a convent chronicle.

A Nun on the Frontier

She was born Rosa Maria Segale in Italy in 1850. Sister Blandina immigrated to the United States as a child and joined the Sisters of Charity of Cincinnati. At the age of 22 in 1872, the Sisters of Charity assigned her to the rugged frontier territories of the American Southwest.

Sister Blandina encountered a region marked by poverty, violence, and rapid change. But she never retreated from danger. Instead, Sister Blandina immersed herself in it by establishing schools and hospitals. She lived among them by ministering to immigrants and Native communities, and journeyed across remote settlements at a time when law enforcement was weak and violence commonplace.

Quickly, her name and reputation for courage spread throughout New Mexico and Colorado.

The Legend of the “Fastest Nun in the West”

One of the stories that has cemented her place in Western history is her storied intervention to prevent lynchings and acts of vigilante violence. Church records have preserved accounts where Sister Blandina confronted armed mobs and persuaded them to abandon plans for extrajudicial executions. One popular account has Sister Blandina reportedly convincing a crowd to spare a man accused of murder. She insisted that justice should be left to the courts.

These documented acts cemented Sister Blandina’s reputation for fearlessness and compassion in a region where justice by mob rule often prevailed.

Her Unlikely Friendship With Billy the Kid

Perhaps no episode has captured the public imagination more than Sister Blandina’s friendship with Billy the Kid, the notorious outlaw of the Southwest. According to her own account, she met the legendary gunfighter and maintained a cordial relationship with him. Billy the Kid remains one of the most infamous names of the American West; Sister Blandina viewed him as a troubled young man who needed redemption.

The encounters became part of the mythology surrounding her life. It highlighted her lifelong belief that no person was beyond mercy and redemption.

A Written Record of the Old West

Her memoir, At the End of the Santa Fe Trail, recorded much of what is known about Sister Blandina’s backcountry experiences. The book offers a lesser-known account of life in the Southwest during the late nineteenth century. It documented encounters with settlers, outlaws, Indigenous communities, and ordinary people struggling to survive in a rapidly changing region.

Historians today regard her book as an important document of the social and cultural history of the American frontier.

What Happens Next?

It needs Pope Leo XIV’s approval of the recommendation for Sister Blandina to receive the title of “Venerable.” The title is an acknowledgment that she lived a life of heroic virtue. But the path to sainthood would still require additional steps.

The Church must verify a miracle attributed to her intercession for her beatification and declare her “Blessed”. Another verified miracle occurring after beatification is a requirement for her canonization, the final step in declaring her a saint.

Another New Mexican on the Path

Sister Blandina has joined another New Mexican whose cause the Catholic Church has advanced to sainthood. Commonly known as the “Bishop of the Barrio,” Alphonse Gallegos is also under consideration for sainthood. Born in Barelas, New Mexico, he got his early sacraments in the state before moving to California. There, he spent much of his ministry serving communities at the margins.

The church under Pope Francis declared him venerable on July 8, 2016, a decade after his beatification process began.

But the attention, at the moment, is focused on the storied life of a frontier nun whose life bridged faith and legend. Remembered as a fearless nun who confronted violence with compassion and met danger with conviction, Sister Blandina’s story continues to reverberate far beyond the dusty trails of the Old West she once traveled.