They Will Kill You Logo
Émile Louis

1934 - 2013

Émile Louis

Summary

Name:

Émile Louis

Nickname:

The Butcher of Yonne / Le boucher de l’Yonne

Years Active:

1975 - 1979

Birth:

January 21, 1934

Status:

Deceased

Class:

Serial Killer

Victims:

7

Method:

Strangulation

Death:

October 20, 2013

Nationality:

France
Émile Louis

1934 - 2013

Émile Louis

Summary: Serial Killer

Name:

Émile Louis

Nickname:

The Butcher of Yonne / Le boucher de l’Yonne

Status:

Deceased

Victims:

7

Method:

Strangulation

Nationality:

France

Birth:

January 21, 1934

Death:

October 20, 2013

Years Active:

1975 - 1979

Date Convicted:

November 25, 2004

“I’m sorry for the families, but I’m innocent.”


Émile Louis

Suggest an update

Bio 

Émile Louis was born on January 21, 1934, in Burgundy, France. He was abandoned at birth and placed with a foster family in the Yonne region. His early life was difficult, and he later described his upbringing as strict. He left school at a young age after failing to complete his primary studies.

As a young man, Louis joined the French Navy. After returning to Yonne, he married Simone Delagneau, with whom he had children. The couple also took in children placed by social services. One of the later missing victims, Jacqueline Weiss, had been connected to the household.

Louis later worked as a bus driver. His job gave him access to young women who were being transported between foster families, care homes, and medical-educational centers. Many of the victims were vulnerable young women with intellectual disabilities or limited family support. At the time, several disappearances were dismissed as runaway cases instead of being treated as possible crimes.

Before his murder conviction, Louis had a known history of sexual offenses. He was convicted in the 1980s and again in 1989 for sexual attacks. In March 2004, before his murder trial, he was sentenced to 20 years in prison for the rape and torture of his second wife, Chantal Paradis, and sexual assaults involving his stepdaughter.

Louis became a central suspect after years of pressure from victims’ families and after earlier warnings had been ignored. A local gendarme, Christian Jambert, had identified Louis as a suspect years before the case finally moved forward. Jambert’s report was not acted on for many years, and the mishandling of the case became one of the major scandals connected to the Yonne disappearances.

Murder Story

Between 1975 and 1979, seven young women disappeared in the Yonne region of Burgundy, France. Most were vulnerable young women connected to care homes or social-service institutions. Their disappearances were not properly investigated at first. Several were treated as runaways, even though later evidence showed they had likely been targeted and killed.

Émile Louis worked as a bus driver and knew several of the victims because he transported young women between care facilities, families, and educational centers. This work gave him access to victims who were socially vulnerable and often lacked close family protection.

For years, the case remained unresolved. Gendarme Christian Jambert produced a report in the early 1980s identifying Louis as a prime suspect, but the warning was not properly followed. The lack of action by local authorities later became part of a wider scandal involving missing files, poor investigations, and allegations of official negligence.

In 2000, Louis confessed to killing the seven women. He later withdrew the confession, but his statement led police to the remains of two victims, Madeleine Dejust and Jacqueline Weiss. The remains of the other five victims were not recovered at that time.

Louis’s murder trial began in November 2004 before the Yonne assize court. More than 90 witnesses were expected to testify, including police officers, magistrates, social workers, and family members. The trial focused not only on Louis’s guilt, but also on how the disappearances had been mishandled for so many years.

Louis maintained his innocence at trial, despite his earlier confession and the discovery of two victims’ remains. His lawyers argued that the crimes had happened too long ago for the case to proceed legally. The court rejected that argument.

On November 25, 2004, Émile Louis was found guilty of murdering all seven women and was sentenced to life imprisonment, with a minimum term of 18 years. His sentence was later upheld on appeal in 2006 and confirmed by the Court of Cassation in 2007.

Émile Louis died in custody on October 20, 2013, at the age of 79. His case remains one of France’s most infamous serial murder cases because of the victims’ vulnerability, the long delay in prosecution, and the failures by authorities that allowed the disappearances to remain unresolved for decades.

Like what you're reading?
Join our mailing list for exclusive content you won't find anywhere else. You'll receive a free chapter from our e-book, increased chances to win our t-shirt giveaways, and special discounts on merch.