Sheldon, Joseph was born on January 7, 1828 in Watertown, New York, United States. Son of Joseph and Hepzibah (Richardson) Sheldon.
Bachelor of Arts, Yale, 1851, A.M., Bachelor of Laws, 1853. Studied law; as member of committee representing Yale composed speech of invitation and welcome delivered to Louis Kossuth, 1852.
S. Elbridge Barker, of Syracuse, New York, September 7, 1861. Began practice at New Haven, 1853. Partner Honorary L. E. Munson, 1859-1865.
Instituted and managed earliest Connecticut lecture courses on anti-slavery lines. Made many speeches advocating election of Abraham Lincoln. Organized and drilled colored military company during the war.
In England manufacturing machine-made brushes, 1868-1874. Resumed law practice, New Haven, 1874. Alderman, New Haven, 1879-1882.
Judge of city court, 1881-1883. Delegate and one of speakers, Red Cross Conference, Geneva, Switzerland, 1884. Peoples party candidate for government of Connecticut, 1904.