Children |
| 1. Peter George Kwaak, b. 29 Mar 1896, New York, United States d. 17 Jan 1942, Sayville, Suffolk, New York, United States (Age 45 years) |
| 2. Gabriel Kwaak, b. 20 Feb 1894, New York, United States d. 23 Feb 1966 (Age 72 years) |
| 3. Mary Margaret Kwaak, b. 22 Sep 1891, New York, United States d. Sep 1977 (Age 85 years) |
| 4. Margaret Dorothy Kwaak, b. 22 Sep 1891, West Sayville, Islip, Suffolk, New York, United States d. Sep 1977, New York, United States (Age 85 years) |
| 5. Johanna Wilhelmina Kwaak, b. 22 Aug 1898, Oakdale, Islip, Suffolk, New York, United States d. 4 Jul 1994, Southampton, Upper Southampton Township, Bucks, Pennsylvania, United States (Age 95 years) |
| 6. Mag Kwaak, b. 1891 d. 1977 (Age 86 years) |
| 7. Jennie C. Kwaak, b. 17 Nov 1889, New York, United States d. 6 Feb 1987, West Sayville, Suffolk, New York, United States (Age 97 years) |
| 8. Rick Kwaak, b. 1888 d. Abt 1978 (Age 90 years) |
| 9. William Kwaak, b. 25 Jan 1901, New York, United States d. 2 Sep 1969 (Age 68 years) |
| 10. Henderike Rikka Henrietta b Kwaak, b. 24 Mar 1888, New York, United States d. 23 Jul 1981, Raleigh, Wake, North Carolina, United States (Age 93 years) |
| 11. Minnie Kwaak, b. 17 Dec 1902, West Sayville, Suffolk, New York, United States d. 2 Nov 1997 (Age 94 years) |
| 12. Clara Johanna Kwaak, b. 13 Feb 1886, New York, United States d. 2 Nov 1949, Santa Barbara, California, United States (Age 63 years) |
| 13. Cornelia Maria Kwaak, b. 13 Apr 1884, New York, United States d. 20 Oct 1917, South Carolina, United States (Age 33 years) |
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