• Born: Abt 1645, Haugwout, North Holland, Netherlands
• Marriage (1): Aukerse Van Nuyse in 1675
• Died: 8 Dec 1704, Flatbush NY

Leffert married Aukerse Van Nuyse in 1675. (Aukerse Van Nuyse was born about 1654 in Flatbush NY and died on 19 Jul 1748 in Flatbush NY.)