William G. Haan

William George Haan
Nickname(s)"Bunker"
Born(1863-10-04)October 4, 1863
Crown Point, Indiana, United States
DiedOctober 26, 1924(1924-10-26) (aged 61)
Washington, D.C., United States
Allegiance United States
Branch United States Army
Years of service1889–1922
Rank Major General
Service number0-35
Unit Field Artillery Branch
Commands57th Field Artillery Brigade
32nd Division
VII Corps
Battles / warsSpanish–American War
Philippine–American War
World War I
AwardsArmy Distinguished Service Medal
Croix de Guerre (France)

Major General William George Haan (October 4, 1863 – October 26, 1924) was a senior United States Army officer. He commanded the 32nd Division during the final year of World War I, and served in numerous other conflicts during his career.