A 35-year-old man is wanted by police after a woman in her seventies was sexually assaulted at her home in Notting Hill Gate.
The Metropolitan Police is trying to trace James Bex after the incident on December 23.
The victim was returning to her home in Ledbury Road when she was sexually assaulted between 9pm and 10pm.
Detective inspector Samir Daoud said: “We are providing continued support to the victim following this incident.
“We have identified James Bex as someone we urgently need to speak to. He should not be approached by members of the public; anyone who sees him should call 999 immediately.”
As part of their appeal on Friday, the force also released an image of Bex’s profile as well as what looks to be CCTV footage.
Anyone with information as to Bex's whereabouts should call police on 101 or tweet @MetCC ref CAD 6846/23 Dec. Immediate sightings should be reported to 999.
To remain anonymous, contact the independent charity Crimestoppers on 0800 555 111, or visit crimestoppers-uk.org