Police are seeking John Thornton-Williams, 33, of no fixed address, who is wanted on a warrant issued by Brighton magistrates on Friday 12 August for breaching a community order.
Thornton-Williams was jailed twice last year by Brighton magistrates. He was sent to prison for 20 weeks in October for having a knife with a 9in serrated blade in public. He had been jailed for eight weeks in February for a similar offence. In October he was also given a prison sentence for threatening two police officers.
He has lived at addresses in Palmeira Avenue, Hove, Vernon Terrace, Brighton, and Lenham Avenue, Saltdean, in the past year and a half, as well as Lewes Prison.
He is described as being of mixed race, 5ft 11in (1m 80cm) tall, with shaved black hair and brown eyes.
Anyone seeing Thornton-Williams is asked not to approach him but to dial 999 and ask for police, quoting reference 47160104217.