Profiler or profiling may refer to: Profiler (TV series), an NBC television drama series about a criminologist profiler Profiler, a surface analysis instrument also called a profilometer Profiler, a fungicide containing fosetyl-Al and fluopicolide Profiling (computer programming), a programming tool that can track the performance of another computer program Offender profiling, or criminal profiling, work by criminologists who study criminals' behavior for psychological clues to aid in capturing them Wind profiler, an instrument to measure wind speed and direction at various elevations above the ground