William Bayard Jr.

William Bayard Jr. (1761 – September 18, 1826) was a prominent New York City banker and a member of the Society of the New York Hospital. He was a close friend to Alexander Hamilton, who was taken to his Greenwich Village home after his famous duel with Aaron Burr, where Hamilton later died. Bayard Jr. remained in New York City after the Revolutionary War, but other members of the family fled the city, and many of the family's properties were confiscated. His siblings included Samuel Vetch Bayard (1757–1832) and Mary Bayard (1779–1849). Bayard was director of the First Bank of the United States, president of The Bank for Savings in the City of New-York from its founding in 1819, governor of the New York Hospital, trustee of the Sailors' Snug Harbor, member of the New York Society Library, and one of the owners of the Tontine Coffee House. and chairman of the celebration planning for the canal's completion in 1825. From 1801 until 1821, Bayard served as a vestryman at Trinity Church. In 1824, he was chairman of the committee to receive General Lafayette in 1824. Hamilton died in Bayard's home the following day.

William Jr. and Elizabeth had seven children, including: Catherine Bayard (1786–1814), who married Duncan Pearsall Campbell (1781–1861), grandson of Duncan Campbell (d. 1758) Susan Bayard (1787–1814), who married Benjamin Woolsey Rogers (1775–1859), son of Moses Rogers, a wealthy New York merchant who owned Shippan Point, and Sarah Woolsey, and a distant cousin descended from Thomas Cornell William Bayard (1788–1875), who married Catherine Hammond Robert Bayard (1797–1878), who married Elizabeth McEvers son of Stephen Van Rensselaer, both a distant cousin through the Van Cortlandt family.

Descendants Bayard's granddaughter, Eliza Bayard Rogers (1811–1835), through his daughter Susan Bayard Rogers, married William Paterson Van Rensselaer (1805–1872), son of Stephen Van Rensselaer III, on May 13, 1833, in New York City. William P. Van Rensselaer was a half-brother to Stephen Van Rensselaer IV, the husband of Bayard's youngest daughter, Harriet E. Bayard. William and Eliza had one son together, William P. Van Rensselaer Jr. (1834–1854), before Eliza's death in 1835. On April 4, 1839, Van Rensselaer remarried to Eliza's sister, Sarah Rogers, with whom he had the rest of his children.