Police were called to Kilburn High Road at around 5pm today, on Wednesday, following a reported stabbing. Emergency services found a man with stab wounds upon arriving at the scene.
A second man was also found with stab wounds nearby on Cavendish Road.
Both men are believed to be in their 20s.
The Metropolitan Police told Express.co.uk their injuries are not believed to be life-threatening.
Police remained at the scene at 9.40pm as enquiries continued.
The Met Police has asked anyone with information to come forward in order to help with the investigation.
It said: “Anyone with information should call police on 101.
“Or tweet @MetCC quoting 4472/29Dec.
“To remain 100 percent anonymous, call Crimestoppers on 0800 555 111 or visit crimestoppers-uk.org.”
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They said: “We were called at 4.58pm today (December 29) to reports of a stabbing on Kilburn High Road.
“We sent two ambulance crews, an advanced paramedic practitioner and an incident response officer to the scene.
“We treated two patients for knife injuries and took them both as a priority to a major trauma centre.”
At this early stage, there have been no reports of arrests.