| Children |
| | 1. Oliver Platt, b. 1864, New York, United States  |
| | 2. Fred William Platt, b. 3 Feb 1858, Setauket, Suffolk, New York, United States d. 24 Mar 1930, Brooklyn, Kings, New York, United States (Age 72 years) |
| | 3. Charles Platt, b. 1871, New York, United States d. 5 Mar 1913, Brooklyn, Kings, New York, United States (Age 42 years) |
| | 4. John Platt, b. 1868, New York, United States  |
| | 5. Henry C Platt, b. 1861, New York, United States  |
| | 6. Antonette Platt, b. 1856, New York d. Yes, date unknown |
| | 7. Susan Platt, b. Abt 1875, Brooklyn, New York, United States d. Yes, date unknown |
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