13th Battalion

13th Battalion may refer to:


 * 13th Battalion (Australia), a unit of the Australian Army
 * 13th Battalion (Royal Highlanders of Canada), CEF, a unit of the Canadian Army
 * 13th "Shavnabada" Light Infantry Battalion, a unit of the Georgian Army
 * 13th Airmobile Battalion (Ukraine), a unit of the Ukrainian Army
 * 13th Psychological Operations Battalion, a unit of the United States Army
 * Combat Logistics Battalion 13, a unit of the United States Marine Corps