CAPT. JOHN KNAPP, (Son of John Knapp, Jr. and Mary Wilson) was born 2 Dec 1786 in Fairfield County, Connecticut. He married in Fairfield County, Connecticut to ESTHER TURNEY, born 6 June 1793 in Fairfield County, Connecticut. John died on 28 October 1872 in Fairfield County, Connecticut.

Cpat. John Knapp and Esther Turney had the following known children (all born in Fairfield County, Connecticut:

1. ELIZA ANN KNAPP, born 1812
2. CAPT. RUFUS KNAPP, born 1813
3. JOHN KNAPP, born 1816
4. CORNELIA KNAPP, born 1821
5. WILLIAM KNAPP, born 1825.
6. MARY KNAPP, born 1830
7. HENRY S. KNAPP, born 1834
8. ELLEN KNAPP, born 1838

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