19th Regiment

• 15th/19th The King's Royal Hussars
• 19th Alberta Dragoons
• 19th Battalion (disambiguation)
• 19th Brigade (disambiguation)
• 19th Corps (disambiguation)
• 19th Division (disambiguation)
• 19th Group (disambiguation)
• 19th Illinois Volunteer Infantry Regiment
• 19th Indiana Volunteer Infantry Regiment
• 19th Infantry Regiment (United States)
• 19th Iowa Volunteer Infantry Regiment
• 19th King George's Own Lancers
• 19th Light Dragoons
• 19th Maine Volunteer Infantry Regiment
• 19th Michigan Volunteer Infantry Regiment
• 19th Regiment Alabama Infantry
• 19th Regiment Royal Artillery
• 19th Royal Hussars
• 19th Squadron (disambiguation)
• 19th Tennessee Infantry Regiment
• 19th United States Colored Infantry Regiment
• 19th Wisconsin Volunteer Infantry Regiment
• 4th/19th Prince of Wales's Light Horse
• Flying Regiment 19, Finnish Air Force
• Green Howards
• Kumaon Regiment
• Norrbottens regemente
• Västerbottens regemente