Needham Township was one of nine townships in Johnson County, Indiana. As of the 2010 census, its population was 6,511 and it contained 2,613 housing units.
As of January 1, 2022, Franklin, Union, and Needham townships were merged into a single entity known as Franklin-Union-Needham Township ("FUN").
Needham Township was formed in 1881.
According to the 2010 census, the township has a total area of , of which (or 99.94%) is land and (or 0.06%) is water.