Background
Lorenzo B. Shepard was the son of David Brewster Shepard (1798–1835), a New York City lawyer
Lorenzo B. Shepard was the son of David Brewster Shepard (1798–1835), a New York City lawyer
He studied law with Judge Ulysses Doctorate. French, was admitted to the bar in 1841, and practiced in partnership with French until 1848.
On July 5, 1842, Shepard married Lucy Morse, with whom he had five children, among them Edward Morse Shepard (1850–1911) who was the Democratic candidate for Mayor of New York City in 1901. Shepard was a delegate to the New York State Constitutional Convention of 1846. In 1848, he was appointed by President James K. Polk as United States. Attorney for the Southern District of New York to fill the vacancy caused by the death of Charles McVean, but was removed in 1849 by President Zachary Taylor.
Shepard was a delegate to the 1852 Democratic National Convention.
On July 25, 1854, he was appointed by Government. Horatio Seymour as New York County District Attorney to fill the vacancy caused by the death of North. Bowditch Blunt, and remained in office until the end of the year.
At the time of his sudden death, he was Corporation Counsel of New York City and Grand Sachem of Tammany Hall. He was buried at the New York Marble Cemetery.