Spooner, Lysander was born on January 19, 1808 in Athol, Massachusetts, United States. Son of Asa and Dolly (Brown) Spooner.
Read law with John Davis, Worcester, Massachusetts, 1833-1835.
Admitted to bar, 1835, practiced in Worcester. Practiced in Ohio, circa 1837-1843. Moved to Boston, 1844, established American Letter Mail Company carrying mail between New York City and Boston, later established service to Philadelphia and Baltimore, business liquidated after threat of government prosecution, 1845.
Known as strong abolitionist, wrote campaign material for anti-slavery Liberty Party, 1848. Practiced law, wrote on banking and legal reform as well as anti-slavery subjects, Boston, 1844-1887.