The death of an 18-year-old man on 10 July raises the number of teenagers killed in violent incidents in the capital this year to 20.
(1) HENRY BOLOMBI
1 January 2008: Henry Bolombi, 17, became London's first teenage knife crime victim of 2008.
He died after being chased by a group of youths in Edmonton, north London, and stabbed in the chest.
He was with nine friends when they became involved in a row with another group after getting off a night bus.
No-one has yet been charged.
(2) FARIDON ALIZADA
5 January 2008: Faridon Alizada, 18, was killed and two teenagers wounded at a flat in a tower block on the Larner Road Estate, Erith, south-east London.
Mr Alizada was stabbed in the chest. Two men have been charged with murder.
(3) BODUKA MUDIANGA
21 January 2008: Boduka Mudianga, 18, died from a stab wound to the chest after a confrontation with several people in Edmonton, north London.
A youth aged 17 has appeared in court charged with murdering the art and design student.
(4) FUAD BURALEH
26 January 2008: Fuad Buraleh died from head injuries after being attacked while taking a short cut home through Dean Gardens, West Ealing.
Five men have been charged with murdering the 19-year-old. Mr Buraleh's friend escaped unharmed.
(5) OFIYKE NMEZU
15 February 2008: Ofiyke Nmezu, 16, died two weeks after his skull was fractured in Enfield, north London.
Liam Palmer, 18, of Thaxted, Essex, has been charged with the murder.
(6) SUNDAY ESSIET
19 February 2008: Sunday Essiet, 15, died after being found with serious stab wounds in Invermore Place, Woolwich, south-east London.
Four men have been charged with his murder.
(7) TUNG LE
23 February 2008: Vietnamese student Tung Le, 17, was stabbed in the heart outside a Westminster club. Despite emergency surgery he died on 2 March.
Chien Nguyen, 18, of no fixed address, who was initially charged with attempted murder would be charged with murder, police said.
(8) MICHAEL ALEXANDER JONES
13 March 2008: Michael Alexander Jones, was found dead at his home in Edmonton, north London, with severe head injuries and a stab wound to the chest.
The 18-year-old was studying geography at Queen Mary University, east London. His body was found by his mother.
Tony Paul, 45, a civil servant from Enfield has been charged with murder.
(9) NICHOLAS CLARKE
14 March 2008: Nicholas Clarke, 19, was shot in the head on the Myatts Field Estate in Brixton, south London.
He died the following day. A 26-year-old man and two youths aged 16 and 17 were arrested and released on bail, and a 15-year-old boy has been remanded in custody.
(10) DEVOE ROACH
27 March 2008: Devoe Roach, 17, was stabbed in Stamford Hill, north London.
Imran Khan, 20, from Stoke Newington, has been charged with the murder.
Judyta Andresz, 22, from Hackney, was charged with attempting to pervert the course of justice.
(11) AMRO ELBADAWI
27 March 2008: Amro Elbadawi, 14, died in hospital after his throat was slashed in Queen's Park, west London.
A 16-year-old boy has been charged with the murder.
(12) LYLE TULLOCH
3 May 2008: Lyle Tulloch, 15, died after being stabbed in a stairwell at Newall House, Borough, south London.
A 16-year-old from Deptford and a 17-year-old boy have been charged with the murder.
(13) JIMMY MIZEN
10 May 2008: Jimmy Mizen was killed at a baker's shop in Lee, south-east London.
He had celebrated his 16th birthday the previous day.
Police said post-mortem tests showed his throat was cut by glass.
Jake Fahri, 19, of Lee, south-east London, has been charged with his murder.
(14) ROB KNOX
Rob Knox (right) with his mother and younger brother
24 May 2008: Eighteen-year-old Rob Knox was killed in a fight outside a bar in Sidcup, south-east London.
He was an actor who had won a small part in the next Harry Potter film.
He was one of four men stabbed in the incident outside the Metro Bar in Station Road.
Karl Bishop, 21, has appeared in court charged with the murder and with wounding five others. He was remanded in custody until 2 September.
(15) SHARMAAKE HASSAN
24 May 2008: Sharmaarke Hassan, 17, was found in Gilbeys Yard, Camden, with a gunshot wound to the head.
He was taken to hospital with severe injuries and died on 28 May.
A 16-year-old was arrested and bailed until August pending further inquiries.
(16) ARSEMA DAWIT
2 June 2008: The body of Arsema Dawit, 15, was found in a lift at Matheson Lang House, Baylis Road, Waterloo.
A post-mortem examination showed she had died from multiple stab wounds.
Thomas Nugusse, 21, of Ilford, east London, has been remanded in custody by magistrates, charged with Arsema's murder.
(17) BEN KINSELLA
29 June 2008: Ben Kinsella, 16, died after being stabbed in Holloway, north London.
A post-mortem examination found he had multiple stab wounds to the torso.
Juress Kika and Michael Alleyne, both 18, and Jade Braithwaite, 19, all from Islington, have been charged with murder.
(18) SHAKILUS TOWNSEND
4 July 2008: Shakilus Townsend, 16, was stabbed and beaten with a baseball bat in Thornton Heath, south London.
Police says it was a "planned and targeted attack" by a group of four youths wearing hooded tops and bandanas.
Five teenagers have been remanded in custody over the death.
(19) DAVID IDOWU
7 July 2008: David Idowu, 14, died three weeks after being stabbed in Great Dover Street, south-east London.
He had suffered stab wounds to his chest and stomach.
In June, a 16-year-old youth from Catford, south-east London, appeared at Camberwell Youth Court charged with attempted murder. He was later charged with murder.
(20) MELVIN BRYAN
10 July 2008: Melvin Bryan, 18, from Peckham, south London, was fatally stabbed in the neck and chest during a fight at a bedsit in Edmonton, north London.
Two men are being questioned over the stabbing. A man and a woman initially held after the death were released without charge.