2nd South African Infantry Regiment (2 SAI)  was an infantry  regiment  of the South African Overseas Expeditionary Force  during the First World War .
History 
Origin 
The infantry regiments were raised with men from the four provinces of the Union: the 2nd Regiment troops were from Natal and Orange Free State. Many volunteers were from the Kaffrarian Rifles . Most of the recruits already had military training or experience. They were, in general, middle-class, well-educated and well-bred men.
The regiment was led by serving officers of the Union Defence Force, while the whole of 1st South African Brigade part of the South African Overseas Expeditionary Force  coming under the command of Brigadier-General Henry Lukin DSO , a previous inspector general of the UDF. The brigade was attached to the 9th (Scottish) Division .
Engagements 
The regiment was deployed to France, where it captured the village of Longueval  and was deployed in the adjacent Delville Wood  on 15 July 1916. The regiment then served with the brigade at Arras  during April 1917 and was part of the offensive at Ypres  and Passchendale  in September 1917, at Marrieres Wood in March 1918, at Messines  in April 1918 and finally at Le Cateau  in October 1918.
Victoria Cross 
Lance Corporal W. Hewitt  of 2nd SA Infantry won his VC during the third battle of Ypres .
Leadership 
The 2nd South African Infantry Regiment commanded by Lt Col W.E.C. Tanner.
Leadership
 
From 
Commanding Officers 
To 
 
nd
 
Lt Col W.E.C. Tanner
 
nd
  
From 
Regimental Sergeants Major 
To 
 
Regimental emblems 
Dress Insignia 
2 SA Infantry Regiment Insignia 
References 
South African Army Units
Training Parachute Infantry Air Assault Infantry Seaborne Infantry Light Infantry Mechanised Infantry Motorised Infantry 
Army Support Bases (Eastern Cape , Johannesburg, Kimberley, KZN, Limpopo, Potcheftstroom, Western Cape, Mpumalanga) 
Mobilisation Centre 
Main Ordnance Depot 
National Ceremonial Guard 
Logistical Support Unit 
General Andrew Masondo Maintenance Unit 
Madiba Bay Maintenance Unit 
15 Maint Unit 
Other Maintenance Units 
Doman Field Workshop 
General Sipho Binda Field Workshop 
Sabelo Phama Field Workshop 
Chris Hani Field Workshop 
Sekhukhune Field Workshop Ngungunyane Field Workshop 
Other Field Workshops  
Regular 
1 Signal Regt 
2 Signal Regt 
3 Signal Regt 
4 Signal Regt 
5 Signal Regt  Reserve 6 Signal Regt
Gauteng Reserve Signal Unit 11 Field Postal Unit
Western Cape Signal Unit 
Kwa-Zulu Natal Signal Unit 
Commands Corps Divisions Brigades Battlegroups UDF and SADF 
Field Engineer 
1 Field Engineer Regiment 
4 Field Engineer Regiment 
6 Field Artillery Regiment 
6 
10 
11 
12 
13 
14 
15 
19  
Homeland Battalions Military Areas 
Training Areas 
Boschhoek 
Grahamstown 
Hellsgate 
Mosita 
Pomfret 
Riemvasmaak  
UDF and SADF Commando System State Presidents Guard Mobilisation Units 
Bantustan Defence Forces (1977/1981–1994)
Bophuthatswana Defence Force 
1 BDF Infantry Battalion 
2 BDF Infantry Battalion 
BDF Parachute Battalion 
BDF Military School 
BDF Special Forces 
1 BDF Military Area 
2 BDF Military Area 
3 BDF Military Area 
BDF Signals Unit 
BDF Bafokeng base 
BDF Mankwe base 
BDF Odi base 
BDF Thaba'Nchu base 
BDF Taung base 
BDF Air Wing  Venda Defence Force 
VDF Headquarters Sibasa 
1 VDF Battalion Manenu 
2 VDF Battalion Maunavhathu 
VDF Vuwani Military Base 
VDF Signals Unit 
VDF Air Wing  Ciskei Defence Force  1981–1994
1 CDF Battalion 
CDF Special Forces  Transkei Defence Force 
1 TDF Battalion 
TDF Special Forces 
TDF Mounted Battalion  
Citizens Batteries 
1st Citizen Battery 
2nd Citizen Battery 
3rd Citizen Battery 
4th Citizen Battery 
5th Citizen Battery 
6th Citizen Battery 
7th Citizen Battery 
8th and 9th Citizen Batteries  
Military Districts 
1st (Cape Town) 
2nd (Port Elizabeth) 
3rd (East London) 
4th (Pietermaritzburg) 
5th (Durban) 
6th (Standerton) 
7th (Potchefstroom) 
8th (Johannesburg) 
9th (Pretoria) 
10th (Kroonstad) 
11th (Bloemfontein) 
12th (Prieska) 
13th (De Aar) 
14th (Worcester)  
World War I 1914–1918
Europe Campaign 1914–1918 
East Africa Campaign 1914–1915 
1st Infantry ACF 
2nd Infantry ACF 
5th Infantry ACF 
9th Infantry ACF  German South West Africa Campaign 1915 
Volunteer Militias 1903–1909
Non-Statutory Forces 1961–1994
Colonial Armies 1885–1902