9th Infantry Division Order of Battle during the Vietnam War

Infantry Battalions

• 6th Battalion, 31st Infantry Regiment
• 2nd Battalion, 39th Infantry Regiment
• 3rd Battalion, 39th Infantry Regiment
• 4th Battalion, 39th Infantry Regiment
• 2nd Battalion, 47th Infantry Regiment (Mechanized)
• 3rd Battalion, 47th Infantry Regiment (Riverine)
• 4th Battalion, 47th Infantry Regiment (Riverine)
• 2nd Battalion, 60th Infantry Regiment
• 3rd Battalion, 60th Infantry Regiment (Riverine)
• 5th Battalion, 60th Infantry Regiment(Mechanized)

Division Artillery

• 2nd Battalion, 4th Artillery Regiment (105mm)
• 1st Battalion, 11th Artillery Regiment (105mm)
• 3rd Battalion, 34th Artillery Regiment (105mm)(Riverine)
• 4th Battalion, 42nd Artillery Regiment (105mm)
• 1st Battalion, 84th Artillery Regiment (155mm)
• Battery H, 29th Artillery Regiment (Searchlight)

Aviation Units
9th Aviation Battalion

Division Reconnaissance

• 3rd Squadron, 5th Cavalry Regiment (Armored)
• Company E, 50th Infantry (Long Range Recon)
• Company E, 75th Infantry (Ranger)

Division Support Units

• 15th Engineer Battalion
• 9th Medical Battalion
• 9th Supply & Service Battalion
• 9th Signal Battalion
• 9th Administrative Company
• 709th Maintenance Battalion
• 9th Military Police Company
• 335th Army Security Agency Company
• 9th Military Intelligence Company
• 19th Military History Detachment
• 47th Military History Detachment
• 18th Public Information Detachment
• 19th Public Information Detachment

Temporarily Assigned
1st Battalion, 16th Infantry Regiment

Primary Sources:
"Vietnam Order of Battle" by Shelby L. Stanton
http://www.mrfa2.org/OrderofBattle.htm (http://www.mrfa2.org/OrderofBattle.htm)
http://www.gingerb.com/vietnam_9th_id_ao.htm (http://www.gingerb.com/vietnam_9th_id_ao.htm)
http://www.mrfa2.org/9thunit_history.htm (http://www.mrfa2.org/9thunit_history.htm)
http://en.wikipedia.org/wiki/9th_Infantry_Division_%28United_States%29 (http://en.wikipedia.org/wiki/9th_Infantry_Division_%28United_States%29)

Good Hunting.

MR