The 41-year-old suffered a cut cheek following an “altercation” with two women in Central Avenue at around 2.45pm on Saturday, September 8.
Sergeant Andy Angus, of Falkirk Police Station, said: “There was an altercation between two females and a male.
“During that the male has sustained a cut to his face which witnesses said was caused by a knife.
“Police are following a positive line of inquiry but members of the public can still assist by contacting Falkirk CID on 101.”
Details can be given in confidence to Crimestoppers on 0800 555 111.
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