Haldimand S. Putnam

Haldimand Sumner Putnam
Born(1835-10-15)October 15, 1835
DiedJuly 18, 1863(1863-07-18) (aged 27)
Fort Wagner, South Carolina
Allegiance Union
Branch United States Army
Service years1857–1863
Rank Brevet Colonel
Commands 7th New Hampshire Volunteer Regiment
ConflictsAmerican Civil War

Haldimand Sumner Putnam (October 15, 1835 – July 18, 1863) was a brevet colonel in the Union Army during the American Civil War. He was killed at the Second Battle of Fort Wagner.