The Canadian Encyclopedia — neutral, cited, updated
July 26, 2026Sources cited
Canadianwire.
Canada’s encyclopedia & explainer
HomeCrime & JusticeOrganized CrimeKray Twins
Crime & Justice • Organized Crime

Kray Twins

The Kray Twins were identical twin brothers Ronnie and Reggie Kray, who led one of the most notorious organised crime groups in London’s East End during the 1950s and 1960s.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

The Kray Twins were identical twin brothers Ronnie and Reggie Kray, who led one of the most notorious organised crime groups in London’s East End during the 1950s and 1960s. Their gang, known as the Firm, was involved in protection rackets, armed robbery, arson, assault, and murder. Both were convicted of murder in 1969 and sentenced to life imprisonment.

Origins and rise

Ronnie and Reggie Kray were born in 1933 and grew up in London’s East End. By the 1950s and 1960s, they had become major figures in local organised crime and built influence through intimidation and violence.

Criminal activities

The Krays’ gang, the Firm, was associated with protection rackets, gambling, armed robbery, arson, assault, and murder. They were widely feared in the underworld and used violence to maintain control.

Arrest and convictions

The twins were arrested in May 1968 after investigations led by detectives including Superintendent Leonard "Nipper" Read. They were convicted of murder in 1969 and each received a life sentence.

Later lives and legacy

Ronnie Kray was certified insane and confined to Broadmoor Hospital until his death in 1995. Reggie Kray was released from prison on compassionate grounds in 2000 and died eight weeks later; the pair remain a prominent part of British crime history.

Key facts

  • The Kray Twins were identical twin brothers from the East End of London.
  • They led an organised crime group known as the Firm.
  • Their activities included protection rackets, gambling, arson, armed robbery, assault, and murder.
  • They were arrested in 1968 and convicted of murder in 1969.
  • Ronnie Kray died in 1995 at Broadmoor Hospital; Reggie Kray died in 2000 after being released on compassionate grounds.

Frequently asked questions

Who were the Kray Twins?
Ronnie and Reggie Kray were identical twin brothers who became leading figures in London organised crime in the 1950s and 1960s.
What was the Firm?
The Firm was the name used for the Krays’ gang and criminal network based in the East End of London.
What crimes were they known for?
They were associated with protection rackets, gambling, armed robbery, arson, assault, and murder.
When were they arrested?
They were arrested in May 1968 during a major police investigation.
What happened to them after conviction?
Both were sentenced to life imprisonment in 1969.
How did Ronnie and Reggie Kray die?
Ronnie Kray died in 1995 at Broadmoor Hospital, and Reggie Kray died in 2000 after being released from prison on compassionate grounds.

References

  1. Wikipediahttps://en.wikipedia.org/wiki/Kray_twins
    Supports: Basic identification, gang name, criminal activities, arrest and conviction timeline, and later lives.
  2. London Museumhttps://www.londonmuseum.org.uk/collections/london-stories/kray-twins-notorious-east-london-gangsters/
    Supports: East London background, criminal activities, and their status as notorious gangsters.
  3. BBC Newshttp://news.bbc.co.uk/2/hi/uk_news/702012.stm
    Supports: Overview of their organised crime role and background in the East End of London.
  4. BBC Newshttp://news.bbc.co.uk/onthisday/hi/dates/stories/may/8/newsid_2518000/2518695.stm
    Supports: Arrest details and context of the 1968 police action.