Joanna Dennehy Wiki/Biography, Know Serial Killer Joanna Dennehy’s age, Childhood, Serial Killer, Son, Netflix, Daughter, Documentary, Still Alive, Parents, Prison, and Sister. 41 years old British Criminal Personality and Notorious serial killer Joanna Dennehy from St Albans, Hertfordshire, United Kingdom is spending her sentence in prison for killing three men named Lukasz Slaboszewski (31 years old), John Chapman (56 years old), and Kevin Lee (48 years old).
Let’s discuss Joanna Dennehy’s Early life, Crime Story, personal life, and physical appearance including Joanna Dennehy Wiki, Childhood, Serial Killer, Son, Netflix, Daughter, Documentary, Still Alive, Parents, Prison, and Sister.
Joanna Dennehy Wiki/Biography/Age
Joanna Dennehy was born in 1982 in St Albans, Hertfordshire, United Kingdom. She is around 41 years old as of now. She graduated from a local high school but she didn’t have an interest to study. Her religion is Christianity and her zodiac sign is not known.

Joanna Dennehy Parents, Siblings
Joanna Dennehy was born to Kelvin Dennehy (Father) and Kathleen Dennehy (Mother). Her father works as a security guard. Her mother is a shop manager. She has a sister who lives in Afghanistan and works for the British army. In her mid-teens, she started to consume drugs and alcohol. Joanna’s mother said that the girl who killed three men its not her daughter. My daughter is very nice and she can’t murder.

Joanna Dennehy Personal Life |
Joanna Dennehy Husband, Children
Joanna Dennehy is a married woman and she was married to John Treanor who is 5 years older than her. She met him after she run out from home. This couple is blessed with two children including a daughter named Shianne Treanor. Her husband left her with their children because her behavior was not good for him and their children. She had been in romantic relations with several men.
Joanna Dennehy Crime Story |
Joanna Dennehy Serial Killer
Joanna Dennehy tried to attack two-dog walkers named John and Robin. First, she killed 31 years old Lukasz Slaboszewski with whom she promised to be physical but later she stabbed his heart with a knife and dumped his body. In the same week, she killed a dog walker 56 years old John Chapman. Later, she killed her lover 48 years old Kevin Lee who was her property owner. She stabbed her neck and chest. She revealed that she wanted to kill 9 men because she wanted to become like Clyde and Bonnie.
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Where is Joanna Dennehy now?
After three murders, police filed a case against her and arrested her within two days. On her judgment days, the judge called her a cruel, manipulative, and selfish woman. For her crime, she was sentenced to life imprisonment and on the judgment days, she laughed when she was sentenced to life imprisonment. Currently, she is serving her sentence in HMP Bronzefield prison in Surrey.
For her crime, her husband John said that she is a curse for her two children and he is trying to protect their two children from their mother.
Joanna Dennehy Documentary/Netflix
Recently, ITV released a documentary titled Joanna Dennehy: Serial Killer. Journalist Susanna Reid is investing her case and looking at her prison CCTV footage. She wants to find out about her background. Joanna is the most wanted British killer of 2013. Susanna discussed her plans through an interview with “The Scotsman”.
Joanna Dennehy Physical Appearance |
Joanna Dennehy Height, Weight
Joanna Dennehy is 5 feet 5 inches tall. Her weight is around 55 kg.
Joanna Dennehy Body Measurements
Her body measurements are 33-25-34. Her shoe size is 5. She has an ink star tattoo on her face. She has dark brown eyes and blonde hair.
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