Children |
| 1. Agnes Viola Syndergaard, b. 5 Jan 1899, Fairfield, Grundy, Iowa , d. 9 Feb 1995, Grundy, Iowa, United States (Age 96 years) |
| 2. Earl Spencer Syndergaard, b. 14 Aug 1900, Grundy, Iowa, United States , d. Jun 1966, Black Hawk, Iowa, United States (Age 65 years) |
| 3. Mabel Jorgine Syndergaard, b. 31 May 1902, Grundy, Iowa, United States , d. 26 Nov 1930, deceased (Age 28 years) |
| 4. John a Syndergaard, b. 17 Jan 1904, Grundy, Iowa, United States , d. Oct 1969, deceased (Age 65 years) |
| 5. Florence A Syndergaard, b. 26 Nov 1905, Grundy, Iowa, United States , d. 15 Jun 1995, Black Hawk, Iowa, United States (Age 89 years) |
| 6. Edward B Syndergaard, b. 23 Sep 1907, Fairfield Township, Grundy, Iowa, United States , d. 30 May 2002, Barron, Wisconsin, United States (Age 94 years) |
| 7. Marian Edna Syndergaard, b. 22 Jan 1915, Grundy, Iowa, United States , d. 30 Dec 1991, Webster, Iowa, United States (Age 76 years) |
| 8. Carol Syndergaard, b. Grundy, Iowa, United States , d. Yes, date unknown |
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