Jan Willem Janssens
| Jan Willem Janssens | |
|---|---|
| Portrait by Jan Pieneman, c. 1815–1838 | |
| Governor-General of the Dutch East Indies | |
| In office 15 May 1811 – 18 September 1811 | |
| Monarch | Napoleon Bonaparte | 
| Preceded by | Herman Willem Daendels | 
| Succeeded by | Robert Rollo Gillespie (as Lieutenant-Governor under British administration) | 
| Governor of the Dutch Cape Colony | |
| In office 1 March 1803 – 18 January 1806 | |
| Appointed by | Batavian Republic | 
| Preceded by | Jacob Abraham Uitenhage de Mist | 
| Succeeded by | David Baird (British administration) | 
| Personal details | |
| Born | 12 October 1762 Nijmegen, Dutch Republic | 
| Died | 23 May 1838 (aged 75) The Hague, Netherlands | 
| Spouses | Anna Barbara Balneavis  (m. 1786; died 1801) Sara Hartsen (m. 1822) | 
| Children | with Anna Balneavis 
 with Sara Hartsen 
 | 
| Parents | 
 | 
| Military service | |
| Allegiance | |
| Branch/service | |
| Years of service | 1774–1815 | 
| Rank | Divisional general | 
| Commands | Infantry Division | 
| Battles/wars | |
| Awards | |
Jonkheer Jan Willem Janssens GCMWO (12 October 1762 – 23 May 1838) was a Dutch military officer, colonial administrator and statesman who served both as the governor of the Dutch Cape Colony and governor-general of the Dutch East Indies.