- Clifford
-
Elizabeth = Henry Sackett (1710/11-1790)
- Clifton
- Clinton
-
Eunitia = Eli Sackett (1775-1836)
- Clough
-
Henry W (c 1863-)Mary E = Charles Samuel Sackett (1857-1945)
- Clowes
-
Millicent = Joseph Sackett (1706/7-after 1757)
- Clunn
-
Elizabeth (1664-)John (1672-)Mary (1688-1688)Sarah (1689-)Thomas (1693-)Thomas = Mary Sackett (1652-after 1693)William = Faith Sackett (1632-1719)William Jr (c 1658-)
- Cobb
-
Alfred = Sarah Elizabeth Sackett (1837-)Anthony Blackburn (1842-)Carleton Phillip (1881-1939)Elizabeth (1751-1831)Elsie Carleton (1910-1990)Francis (1759-1831)Francis = Elizabeth Sackett (1724-1790)Martha (1753-1819)Thomas Francis (1797-1882)
- Coble
-
Lena A = Joel Bascom Sackett (1815-1904) - Coburn
-
Howard S (1872-1872)Lucy C (1881-)Mathias C = Susan T Sackett (1839-1920)Minnie N (1878-1937)
- Cochrane
-
Martha Anne = George Edward Sackett (1842-1921)
- Cock
-
Caroline Emily (1849-)Edward = Mary Serjeant Tomlin Sackett (1820-1858)Helen (1847-1856)Susanna = Thomas Sackett (1742-1799)
- Cocke
-
Anne = Robert Sackett (1627/28-1708/9)
- Cockell
-
Jessie L = Reginald Sackett Willett (1903-1978)
- Cocklinge
-
George (1599-)Mary (1597-)Robert (1600-)Robert = Katherine Sackett (1563-after 1593)
- Codman
-
William = Hester Sackett (1789-1877)
- Coe
-
Harriet = Samuel John Sackett (1834-1907)Seth = Diana Sacket (1736/37-)
- Coggleshall
-
Mary Lyon = Prof Robert Lemuel Sackett (1867-1946)
- Cohu
-
Elizabeth (say 1775-)
- Colbourn
-
Rose Ellen = Edward Sackett (1875-1925)
- Colby
- Cole
-
Ashley William = Vesta Jane "Jennie" Sackett (1839-1874)Ellen "Nellie" = Perry Sackett (1817-) Emily Lucinda = Lemuel Millar Sackett (1831-1908)Ivy = Asa White Sackett (c 1809-after 1880)Nora Mildred = Charles Grant Sackett (1869-1944)
- Coleman
-
Alice Matilda = John Sackett (1854-1917)Israel (1698-)John (1703-1703)John (1706-)John (1779-)Mary (1704-)Mary (1802-)Mary = Thomas Sackett (1618-1666)Richard (1744-)Thomas (1700-)William (1696-1708)
- Coles
-
Mary C = Jesse N Sackett (c 1829-)
- Collier
- Collins
-
Abigail Frances (1826-)Ann = Stephen Sackett (say 1750-)Austin = Ann Eliza Sackett (1818-1839)Charles = Abigail Sackett (1790-1882)Charlotte = James Sackett (1804-1893)Emma (1854-)Erastus (1822-)Flavia Ann (1820-)Haventon (1818-)Henry (1817-)James (1824-) Mearl Joan "Muriel" = Melvin Howard Sackett (1932-1995)Richard (c 1823-)
- Compton-Bracebridge
-
Charles (1883-1924)James (Rev) (1888-1980)Margaret (1885-)Mary (1887-)
- Comstock
-
Anne (1759-)Ella S (1852-1860)Ella Sackett (1879-)Henry Sturtevant (1873-)Ichabod = Margaret Sacket (1733-)Justus Sackett (1850-)Laura Luella (1887-)Medad (1765-)Rhoda (1761-)Silas = Minerva Sackett (1803-1887)Silia Jane (1842-1929)
- Conant
-
Rebecca = Leander Sackett (1794-1869)
- Condito
-
Janet Marie (c 1935-1984)Nancy Lee (1934-1998)
- Conger
-
Cahziah = Richard Sackett (1777-1828)George (1807-1810)Harriet (1805-1872)Hester (1816-1831)Jason R (1808-1840)Job (1810-1827)John (1803-1853)Lucia Ann "Lucy" (1815-1870)Lura A (1816-1881)Nelson Potter (1811-1883)Potter = Lucy Sackett (1780-1836)
- Conkey
-
Fortus = Cornealia Sackett (say 1815-)
- Conklin
-
Harry L (1891-1967)Ima Gene = Arthur Albert Sackett (c 1870-)Maude Elizabeth (1892-1942)
- Conner
-
Lillian (1871-1953)
- Connolly
- Connor
-
Betty J (c 1923-)Frederick David = Harriet Burt Sackett (1848-1921)Gene R (1929-)June E (1927-)
- Conway
-
Nellie = John Smith Sackett (1851-1882)
- Cook
-
Ann (1806-)Charles (1813-)Charlotte (1819-)Edward (1807-)Elizabeth (1799-)George (1804-)Henry (1812-)Hester (1823-)James (1809-)Jane (1810-)John (1801-)John = Ann Sackett (1779-1869)Katherine = George Edward Sackett (1875-1949)Lilian (1823-)Mary (1811-)Sabra Jane = Gilbert Sackett (1825-c 1865)Sampson (1815-)Samuel (1821-)Samuel W = Nancy Sacket (1813-1905)Sarah (1817-)Stephen (1808-)Thomas (1800-)Vincent (1816-)William (1803-)Zachariah (1818-)
- Cooke
-
Frances = Thomas Sackett (1662-after 1716)
- Cookman
-
Clara (1842-1910)Giles (c 1773-)Samuel (1804-1885)
- Cooley
-
Augustine Sackett (1856-1920)Harriet Maria (1852-1927)James Allen MD (1885-)Lura Esther (1884-)Valorous = Martha Louise Sackett (1845-)
- Cooper
-
Antoinette Geraldine = George Wilbur Sackett (1891-1918)Charlotte H = Joseph Sackett (1811-1873)Edward R (c 1840-1877)Fred Charles = Irene Sackett (1898-) James = Adeline Paulina Sackett (1907-1993)Lucretia = Ammi Sackett (1817-1877)Mary (1849-1849)Mary Ann (___) = Perry Sackett (1817-)Mary Ann = Benjamin Sackett Cox (1811-1885)
- Copping
-
Arthur (1918-)Cecil W (1912-)Dorothy (1914-)Elizabeth Jane (1900-)George (1906-)Ivy (1910-)Robert John (1902-)
- Corby
-
Ivy Maud = Ronald Warburton Sackett (1908-1979)
- Cordero
-
Mercedes = Robert A Sackett (1939-2023)
- Corey
-
Medad Smith = Hester Sackett (1832-1913)Sara Docia (1857-1939)
- Corgan
-
Mary Lucinda = John Preston Sackett (1837-1913)
- Corlew
-
Emily Jane = Jasper Newton Sackett (1840-1933)
- Cornelius
-
Dorothy (c 1900-)Eleanor (c 1896-)Eugene Sackett (1906-1993)Frank W (c 1902-)Hilda Mae (c 1904-1988)Mary (c 1898-)
- Cornish
-
Alida I (c 1878-)Edwin R (c 1876-)
- Cornwell
-
Aletta = Caleb Sackett (1812-1852)
- Corsaut
-
Zada = Roy Erle Keir (1882-1972)
- Corwin
- Cotton
-
Elvira = Horace Sackett (1820-1864)Harriet = Edward Richard Sackett (1843-1891)Philander = William Sacket (1808-1836)
- 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
-
Maria Cicero = Sarah B Sackett (1840-1909)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)Joseph = Caroline Stanton (1856-)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
-
Arabella = Charles H Sackett (1856-1918)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
-
Elizabeth L = Joseph Taintor Sackett (1839-1920)
- Crockett
- Crofoot
-
Gideon = Samantha Sackett (c 1795-1878)Henrietta (1848-)Homer (1826-1912)Sophia (1818-1904)
- Croft
-
Ann = Thomas Sackett (1633-1709/10)
- Cronan
-
Katie E = Henry E Sackett (1867-)
- 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-)Ruth Refna = Clyde William Sackett (1914-1992)Thomas Ansell (1805-)William = Keziah Sackett (1782-)William Alfred (1811-)William Henry (1802-)William Henry (1809-)William Sackett (1802-)Zechariah Sayer (1811-)