family tree down below.... 

Calvin Coolidge:

( 8th cousin 2x removed ) 
Born: 04 Jul 1872, Plymouth Notch, Vermont
Died: 05 Jan 1933, Northampton, Massachusetts
Son of John Calvin Coolidge and Victoria Josephine Moor.  30th U.S. President from 02 Aug 1923 - 04 Mar 1929 ; Republican 
Marriage: Grace Anna Goodhue in Oct 1905
​Children:
M   a. John Coolidge b: 07 Sep 1906 d: 31 May 2000
M   b. Calvin Coolidge b: 13 Apr 1908 d: 07 Jul 1924

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Edmund Rice m: Thomasine Frost
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Henry Rice m: Elizabeth Moore
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David Rice m: Hannah Walker
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Bezaleel Rice m: Sarah Buckminster
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Bezaleel Rice m: Sarah Bent
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Sally Rice m: Eliab Brewer
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Israel Chase Brewer m: Sally Briggs Brown
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Sarah Almeda Brewer m: Calvin Galusha Coolidge
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John Calvin Coolidge m: Victoria Josephine Moor
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​John Calvin Coolidge

Samuel Rice m: Mary Dix
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Edward Rice m: Lydia Fairbanks
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Gideon Rice m: Esther
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Esther Rice m: Antipas Bowker
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James Bowker m: Sallie Estes
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Electa Bowker m: William Washburn
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Horace August Washburn m: Caroline T. Swick
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Glenn Bertrude Washburn m: Bernice Hazel Leinaar
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Glenn Burton Washburn m: Frieda Vonale Henry
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Living Washburn m: Living Rutila
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Myself