Banjarmasin War

{{Infobox military conflict | conflict = Banjarmasin War | partof = military campaigns of the Dutch Empire | image = | caption = The steamship Celebes fighting with armed Dayak vessel (kotta mara) using its aftside 30-pounder. | date = 1859 – 1863
Sporadic fighting until 1905^[1] | place = Kalimantan, Borneo | casus = Colonial heavy-handed interference in the Sultante's succession leading to massive outbreak of rebellion and the killings of Europeans, and thereupon to a retaliatory expedition to restore Dutch rule | territory = | result = Dutch victory | combatant1 = Sultanate of Banjar (pro-Tamjid, 1859–60)
 Dutch Empire | combatant2 = Sultanate of Banjar (pro-Hidayat)

Antasari's rebels | commander1 = Tamjid II of Banjar
Colonel A.J. Andresen
Lieutenant-Colonel Gustave Verspyck | commander2 = [[Hidayatullah II of Banjar|Hidayat II of Banjar]  
Demang Lehman
Amin Ullah

Prince Antasari  † | strength1 = | strength2 = | casualties1 = | casualties2 = }}

The Banjarmasin War (in old spelling Bandjermasin War, Dutch: Bandjermasinse Oorlog, or formally Expeditie naar de Zuider- en Oosterafdeling van Borneo) (1859–1863) was a war of succession in the Sultanate of Banjarmasin,^[1] as well as a colonial war for the restoration of Dutch authority in the eastern and southern section of Borneo.