- Cottrell
 - 
 Emma Augusta = George Emory Sackett  (1848-1925) - Couch
 - Coulson
 - 
Ella M (c 1903-)
 - Court
 - 
Ann (Chambers) = Paul Sackett (1622-1671)
 - Courtney
 - Cousland
 - 
Jessie = Frederick Charles Sackett (1870-1964)
 - Covell
 - 
Mary (1717-1798)
 - Covert
 - 
Arthur Paul (1907-1978)Elmer Lyde (1920-1987)Hazel Geneva (1906-1989)James W = Mary Caroline Sackett (1841-)John Haskell (1910-1981)Leonard Albert (1912-1971)
 - Coward
 - 
Elizabeth (1749-)Elizabeth (1755-)Jeremiah (1747-)Lydia (1766-)Samuel (1750-)Sarah (1762-)Sarah (c 1780-)William (1753-)
 - Cowles
 - 
Lillian M (c 1854-)Lucy Asenath = George Sacket (1808-1879)Marion J = Hon Martin Russell Sackett (1854-1942)Orphia = George Sackett (1820-1901)
 - Cox
 - 
Ann = Benjamin Sackett (1789-1854)Catherine = Thomas Sackett (1766-1817)George = Martha Sackett (1823-)
 - Coxe
 - 
 Stewart = Hazel Imogene Murray  (1900-1983) - Crabbs
 - 
 Charles A  (c 1912-)
 Elmer M  (c 1911-)
 Frances J  (c 1920-)
 Katheryn A  (1916-) - Craft
 - 
Elizabeth R = Justus Sacket (1819-1873)
 - Craig
 - 
Abby = George Earl Sackett (1836-1904)Thomas M = Mary Jane Sackett (c 1835-1874)
 - Crain
 - 
Sarah = William Sacket (1662-1700)
 - Cramer
 - 
Naoma Dell = Josiah Andrew Sackett (1880-1972)
 - Cramp
 - 
Peter = Susanna Sackett (1747/48-1773)Richard (1770-)Sarah (1771-1846)
 - Crandal
 - 
A = Polly Sackett (1791-1855)
 - Crandall
 - 
Eleanor Irene (1935-2010)
 - Crandell
 - 
Lydia Louisa = Joshua Newton McKay (1834-1914)Margaret Mildred = Eben John Sackett (1889-1974)
 - Cratty
 - Crawford
 - 
Ortella (c 1857-)
 - Cresswell
 - 
Alice M = Henry J Sackett (1916-1986)
 - Criddle
 - 
 Ann Florence = Arthur Sackett  (1925-1986) - Crist
 - Crittenden
 - 
Charlotte Alta (1852-1924)Eliza Isabelle "Belle" (1860-1911)Frances C (1857-1918)Henry Louis (1864-1941)Joel R (1865-1958)Lillian M (say 1850-1855)Lulu C Mariette (1858-1880)
 - Crocker
 - Crockett
 - Crofoot
 - 
Gideon = Samantha Sackett (c 1795-1878)Henrietta (1848-)Homer (1826-1912)Sophia (1818-1904)
 - Croft
 - 
Ann = Thomas Sackett (1633-1709/10)
 - Crooks
 - Crosby
 - 
Eleazer = Elizabeth Sackett (1778-1862)
 - Crouch
 - 
Emily E (1835-1917)James O (c 1832-)Romain (1830-1859)Zerah = Orlinda Sacket (1810-1892)
 - Crow
 - 
Ambrose (1808-)Anne (1806-1875)Anthony James (1803-)Elizabeth Hewitt (1801-1804)Frances Gore (1809-)George = Anna Sackett (say 1770-)George John (1800-)Hannah (1816-)Harriott Elizabeth (1807-)John = Jane Sackett (say 1770-)John Ansell (1804-1871)Peter Sage (1813-)Priscilla (1815-)Thomas Ansell (1805-)William = Keziah Sackett (1782-)William Alfred (1811-)William Henry (1802-)William Henry (1809-)William Sackett (1802-)Zechariah Sayer (1811-)
 - Crowell
 - 
Lura Jane = Chauncey B Sackett (1863-1933)
 - Crowther
 - 
 Sarah Jane = Arthur Russell Sackett  (1875-1924) - Croxford
 - 
Alice M = Edward G Sackett (1917-1995)
 - Crundwell
 - 
 Kathleen D = Geoffrey Frank Sackett  (1922-2000) - Cubberley
 - 
Charles T = Jane Ellen Sackett (1907-)
 - Culmer
 - 
Ann = Richard Sackett (1669-before 1730)Mary = Frederick Sackett (1812-1852)
 - Culver
 - 
Delia M = Samuel A Sackett (1824-1902)Mary A = Leverett Sackett (1805-1887)
 - Cuneta
 - Cunningham
 - 
Charlie Edward = Amy Evelyn Sackett (1904-1987)Esther G (1830-1883)Hannah J (c 1837-)Josiah (1824-1892)Lydia S (1821-1881)Mary = Elijah Sackett Jr (1792-before 1840)William = Esther Sackett (1794-1861)William C (c 1827-)
 - Curl
 - 
Charles Henry (1896-1896)Dorothy (1918-)Ernest (1916-)Florence Eliza (1911-)Frederick (1906-)John Edward (1894-)Lily (1909-1910)Mary Elizabeth (1902-)William (1899-)
 - Curling
 - 
Catherine = Thomas Sackett (1633-1709/10)Elizabeth = Thomas Jenkin (1618-1666)Susanna = George Sackett (early 1600s-after 1652)
 - Curran
 - Curry
 - 
Phillis = Thomas Francis Sackett (1819-1900)Ronald J (1917-)
 - Curtis
 - 
Frances Louise = Keith Herrick Sackett (1909-1995)Ida A = Dudley P Sackett (1842-1906)Mercy Matilda = Salmon Sackett (1764-1846)Theodore E = Laura Ann Sackett (1815-1867)Ward (c 1875-)Warren J (c 1872-)
 - Curtiss
 - 
Augustin = Lodeme Sackett (1767-1857)Augustine A (c 1816-)Charles Henry (1819-1901)Cyrus Downs (1828-1865)Ellen Harriett (1825-1910)Erastus (1789-1859)Frances L "Fannie" (1844-1922)Franklyn A (1821-1907)Frederick Hyde (1825-1911)Homer (1787-1886)Homer S (1841-1875)Lodema (1793-1793)Lodema (1822-1915)Lucinda (1786-1855)Lucy J (1842-1930)Lucy Sackett (1880-1973)Mary Ann = Roland P Sackett (1819-1884)Orra Miranda (1811-)Ralph C (1831-1902)
 - Cutler
 - 
Homer Lewis (1895-1994)
 - Cutmore
 - 
Caroline = William George F Sackett (1905-1995)
 - Dadd
 - 
Elizabeth = Richard Henry Sackett (1807-1879)
 - Dades
 - 
James (1621-)Richard (1611-)William (1620-)William = Alice Sackett (1581-1666)
 - Dahlstrom
 - Dale
 - Dallin
 - 
Edith W (c 1879-)Francis T (c 1874-)Hetty J (c 1873-)Isabel M (c 1872-)Mildred G (c 1876-)Robert James (c 1843-1905)Thomas Francis (1841-1880)Thomas James = Mary Sackett (1800-1881)
 - Dally
 - 
Eunice Maree (1925-1979)Morris/Maurice Edward (1908-1927)
 - Daly
 - Damon
 - 
Alpheus = Alice Sackett (1865-1946)Walter (1889-1896)William Alpheus (1897-1923)
 - Danesh
 - Darby
 - 
Ann Robson (1800-)Elizabeth (c 1794-)Elizabeth (1807-)Hannah (c 1798-)Hannah Sackett (c 1804-)John (1804-)Mary (c 1792-)Mary (1812-)Mary Ann = Stephen Setterfield Sackett (1838-1911)Richard (1770-)Richard (c 1797-)Richard (1815-)Sacket (1779-)Susanna (c 1802-)Susannah Sackett (1827-)William (1765-)William (1809-)William = Ann Sackett (1739-1790)
 - Dario
 - 
Dora A (1927-2018)Nicola Jr (c 1936-)Phyllis Jean (1934-2021)
 - Dark
 - Daugulis
 - Daukin
 - 
Martha Patricia = Nathan Sackett (1794-1874)
 - Davenport
 - 
Earl (1889-1959)Edward William (1864-1925)Lillian (1912-1968)
 - Davies
 - 
 Millian "Millie" = Alfred James Sackett  (1865-1942) - Davis
 - 
 Ambrose Joel Roach  (1848-1929)Aner Elizabeth (1852-1866)Charles Peck (1836-)Diana (1845-1845)Edward Alphonzo (1834-)Eliza = Ira Sackett (c 1805-)Erastus S (1805-1871)Erastus S (1830-1841)Eunice = Isaac Anson Sackett (1785-1852)
 George S  (1854-1929)Harry (c 1901-)Henry Rawdon (1838-)James Herman = Velma Lee Sackett (1911-1992)John Wesley (1843-1871)Jonathan = Beulah W Sackett (1783-1856)Lewis O (c 1874-)Luther McCoy (1841-)Martha Jane (1864-1920)Mary E (1884-)Mary E = Charles Sackett (1807-1856)Matthias J (1866-1935)Miriam = Solomon Sackett (1748-1823)
 Nancy S  (1846-1932)
 Oliver Perry  (1844-1906)Phebe = Benjamin Sackett (1752-1826)
 Richard Bruce = Mary Suzanne Van Gorden  (1933-2024)Ruby Melina = Socrates Sackett (1827-1902)
 Sarah A = Filertus Sackett  (1828-1895)Sarah Matilda (1885-1962)Thomas D (c 1870-)Ursula Adelaide (1842-1901)
 William J  (1859-1920) - Davy
 - 
Norma Sackett (1904-1999)Will J = Gertrude Electa Sackett (1880-1959)
 - Dawes
 - 
 Elizabeth = Samuel Edwin Sackett  (1869-1954) - Dawson
 - 
Elizabeth = William Sackett (1717-1805)Mabel Agnes = Gilbert Sackett (1874-1933)
 - Day
 - 
Ada Cornelia "Addie" (1870-)Alfred (1837-1910)Cynthia (1769-1851)Edith M (1879-1884)Emily = Benjamin Sackett Cox (1811-1885)Frederick (1766-)Frederick Oliver (1840-)Harriet Cornelia (1836-1837)Helen Amelia (1836-1915)Hubert (1844-)John Ingersoll (1832-1838)John Ingersoll (1838-)John William (1872-)Lida Augusta (1884-)Lillie Pearl (1885-)Lucretia (1760-)Richard (1762-)Robert Ithamar (1842-1850)Sophia Ann (1834-1838)William (1764-)William = Lucretia Sacket (1739-)
 - De Garis
 - 
Elizabeth Roberge (c 1855-)
 - Dean
 - 
Jennetta = Herbert H Sackett (1889-)Olive = William Sackett (1762-1847)Orpha = Myron Sackett (1787-1849)Penelope (1780-1864)Sally = William Sackett (say 1800-)Sarah (1779-)___ = Mary Sackett (before 1703-before 1744)
 - Dearey
 - 
 Marilyn Theresa "Terry" = David Welch Sackett  (1952-2008) - Decker
 - 
Robert James = Bertha C Sackett (1894-)
 - Dee
 - 
 Clarissa Adeline "Clarice"  (1886-1978)Dorothy (c 1902-)Margaret (c 1905-)Mary Jane (1873-)Orville A (c 1876-)Walter (1893-)Warren (c 1901-)