87th Regiment

87th Regiment or 87th Infantry Regiment may refer to:


 * 87th Regiment of Foot (disambiguation), several units of the British Army
 * 87th Postal and Courier Regiment RLC, a unit of the British Army
 * 87th Infantry Regiment (United States), a unit of the US Army

American Civil War regiments:
 * 87th Illinois Volunteer Infantry Regiment, a unit of the Union (Northern) Army
 * 87th Indiana Infantry Regiment, a unit of the Union (Northern) Army
 * 87th New York Volunteer Infantry, a unit of the Union (Northern) Army
 * 87th Ohio Infantry, a unit of the Union (Northern) Army
 * 87th Pennsylvania Infantry, a unit of the Union (Northern) Army