sentences:  He was third of sixteen children born to Susanna Yates (1762–1840) and Abraham Gerrit Lansing (1756–1844), the New York State Treasurer.His young sister, Susan Yates Lansing (1804–1874), was the second wife of Peter Gansevoort (1788–1876), son of Gen. Peter Gansevoort, in 1843.He was the nephew of John Lansing, Jr. His maternal grandfather was Abraham Yates (1724–1796).