Wilhelm Christian Weitling (October 5, 1808 – January 25, 1871) was a German-born tailor, inventor, and radical political activist.
Weitling gained fame in Europe as a social theorist before emigrating to the United States.
In addition to his extensive political writing, Weitling was a successful inventor of attachments for commercial sewing machines, including devices for double-stitching and the creation of button holes.