From Longman Dictionary of Contemporary Englishpursuerpur‧su‧er /pəˈsjuːə $ pərˈsuːər/ noun [countable] FOLLOWsomeone who is chasing you They managed to escape their pursuers.
Examples from the Corpus
pursuer• A battle of wills, no less, between pursuer and prey.• Both were then shot with arrows by her pursuers.• Sherman got away from his pursuers by running into a nearby train yard.• My pursuers swarmed over into the lane and seized me.• Is there not some obligation on the part of the pursuer to justify his claim?• By guile, bribery or skill the fleeing rebels managed to elude their pursuers. 