- Corkery
 - 
Cornelius 9699 b. 1842
 - Corkindale
 - 
Thomas 3034 b. 1825, d. 14 Sep 1894
 - Cornely
 - 
George 3321 b. 1835
 - Corney
 - 
George 5041 b. 1828
 - Cornish
 - 
Charles 4800 b. 1836James 1088 b. 1829, d. 12 Jul 1895John 3413 b. 1816, d. c 29 Apr 1866
 William  b. 1829 - Corrigan
 - 
 Thomas William John 4720  b. 18 Apr 1826, d. 23 Oct 1905 - Corston
 - 
John 824 b. 1826
 - Corton
 - 
George 3616 b. 1832, d. 19 May 1902
 - Cosford
 - 
George 698 b. 1827, d. Nov 1912
 - Cosgrove
 - 
John 3520 b. 1811, d. 12 Aug 1881John 4140 b. 1834Peter 6844 b. 1831
 - Costello
 - 
James 6287 b. 1842John 4527 b. 1828, d. 15 Aug 1892John 6256 b. 1840Michael 2290 b. 1827, d. 24 Mar 1893Patrick 9700 b. 1836
 - Costen
 - 
Charles 825 b. 1808
 - Coston
 - 
Charles 825 b. 1808
 - Cotter
 - 
James 2893 b. 1827
 - Cotterell
 - 
William 918 b. 1830
 - Cotterill
 - 
William Henry 918 b. 1830
 - Cotton
 - 
Alfred 7831 b. 1835Jabez 7070 b. 1830
 - Cottrell
 - 
John 5457 b. 1835
 - Coughlan
 - 
David 2504 b. 1830Robert 3072 b. 1831