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Jayden Mannion-Roberts convicted of murder in Derby stabbing

By Drooid · Sep 22, 2026, 10:55 PM UTC · How we work

Summary

Jayden Mannion-Roberts Convicted

Jayden Mannion-Roberts (26) was convicted of murder for the June 2025 attack.
The victim was 21-year-old Dale Martin, known as DJ.
Five other Derby men were found guilty of manslaughter in the same case.
Witnesses said the balaclava-clad gang dragged the victim from a car on 15 June 2025 in Derby.
The trial was heard at Derby Crown Court, sitting at Loughborough Magistrates’ Court.

Summary

Dale Martin Stabbed

Dale Martin was stabbed to death after attackers dragged him from his Renault Megane on Stenson Road in Derby.
Prosecutor Adrian Langdale KC said the assailants traveled to the site, indicating coordinated planning.
Langdale described the killing as the climax of a retaliatory war between two rival groups.
Martin attempted to flee after being dragged, then was stabbed.

History

Historical Context

The 2025 murder of DJ Dale Martin in Derby reflects a wave of gang violence that has haunted England since the 1960s. Groups such as the Richardson gang in South London during the 1960s and Bestwood cartel, which ruled Nottingham’s underworld from the 1990s to 2003, echo brutal attacks recorded across London in 1985, underscoring the enduring difficulty for police to dismantle street crime.

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Jayden Mannion-Roberts Convicted

Jayden Mannion-Roberts (26) was convicted of murder for the June 2025 attack.
The victim was 21-year-old Dale Martin, known as DJ.
Five other Derby men were found guilty of manslaughter in the same case.
Witnesses said the balaclava-clad gang dragged the victim from a car on 15 June 2025 in Derby.
The trial was heard at Derby Crown Court, sitting at Loughborough Magistrates’ Court.

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