35th Regiment or 35th Infantry Regiment may refer to:

Infantry regiments

Kawaguchi Detachment (IJA 35th Independent Mixed Brigade), a unit of the Imperial Japanese Army 35th Sikhs, a unit of the British Indian Army 35th (Royal Sussex) Regiment of Foot, a unit of the British Army 35th Infantry Regiment (France), a unit of the French Army 35th Infantry Regiment (United States), a unit of the United States Army

Engineering regiments 35 Engineer Regiment (United Kingdom), a unit of the British Army's Royal Engineers

Signal regiments 35 (South Midlands) Signal Regiment, a unit of the British Army

Logistics regiments Combat Logistics Regiment 35, a unit of the United States Marine Corps

Artillery regiments 35th Parachute Artillery Regiment, a unit of the French Army

American Civil War regiments 35th Illinois Volunteer Infantry Regiment 35th Regiment Indiana Infantry 35th Iowa Volunteer Infantry Regiment 35th Regiment Kentucky Volunteer Infantry 35th Wisconsin Volunteer Infantry Regiment 35th Ohio Infantry

See also 35th Division (disambiguation) 35th Squadron (disambiguation)