Thomas Beard, 36, of Longsight Road, Blackburn, is wanted in connection with an alleged breach of bail on December 10.
Police said Beard has links to the Blackburn area and is believed to be buying and selling horses around Lancashire.
The public is being warned not to approach Beard if sighted, but to call police immediately.
Beard is described as white, 5ft 10 inches tall, of slim build with short, dark brown hair and stubble.
PC Becky Jones, of Blackburn Police, said: "We are keen to find Beard as soon as possible as he is wanted for breach of bail.
"We ask anyone who knows where he is, not to approach him, but to call police immediately."
Alternatively, Crimestoppers can be contacted anonymously on 0800 555 111.