The 4th Reconnaissance Battalion is a reserve reconnaissance battalion in the United States Marine Corps. It falls under the 4th Marine Division and Marine Forces Reserve.
Force Reconnaissance (FORECON) is one of the United States Marine Corps' special operations capable forces (SOC) that provides essential elements of military intelligence to the command element of the Marine Air-Ground Task Force (MAGTF), by supporting their task force commanders, and their subordinate operating units of the Fleet Marine Force (FMF).