| Honorific Prefix: | Lieutenant general |
| Mart de Kruif | |
| Office: | Commander of the Royal Netherlands Army |
| Term Start: | 25 October 2011 |
| Term End: | 24 March 2016 |
| Predecessor: | Lieutenant general Rob Bertholee |
| Successor: | Lieutenant general Leo Beulen |
| Birth Date: | 1 September 1958 |
| Birth Place: | Apeldoorn, Gelderland, The Netherlands. |
| Branch: | Royal Dutch Army |
| Serviceyears: | 1981–2016 |
| Rank: | Lieutenant General |
| Commands: | Royal Netherlands Army ISAF Regional Command South 43 Gemechaniseerde Brigade 42 Pantserinfanteriebataljon Limburgse Jagers |
| Battles: | ISAF Afghanistan SFOR Bosnia and Herzegovina |
| Awards: | Commander of the Order of Orange-Nassau Meritorious Service Medal (Canada) Officer in the Legion of Honour (France) Knight Commander's Cross in the Order of Merit of the Federal Republic of Germany Commander of the Legion of Merit[1] |
Mart de Kruif MSM is a retired Dutch Lieutenant-general in the Royal Netherlands Army who served as the 3rd Royal Netherlands Army until his retirement in 2016. He was succeeded by lieutenant general Leo Beulen
Mart De Kruif received his military education at the Royal Military Academy in Breda. Later he was also educated at the Führungsakademie der Bundeswehr and the U.S. Army War College. He held several positions within the Netherlands Army before he became commander of the 43 Gemechaniseerde Brigade in Havelte in 2007.
On 1 November 2008 he was promoted to Major General. On the same day he took over the Regional Command South (RC-S) of the International Security Assistance Force (ISAF) in Afghanistan from Canadian Major General Marc Lessard.[2] Under his command the size of RC-S doubled to 40.000 troops. He held this command until 1 November 2009, when he was succeeded by British Major General Nick Carter.
From May 2010 till October 2011 he served as the Deputy Commander of the Royal Netherlands Army. Promoted to Lieutenant General on 17 October 2011, de Kruif assumed the post of Commander of the Royal Netherlands Army on 25 October.[3] He retired on 24 March 2016.[4]