I wasn't sure what you meant by his family-did you mean his fathers name and siblings, or Charles's children? Here's some information for you either way:
Name: Charles Henry ELSWICK Given Name: Charles Henry Surname: Elswick Sex: M Birth: 1852 in Tennessee Death: 1922 in Oregon
Father: Andrew ELSWICK b: 9 Oct 1820 in Scott Co., Tennessee Mother: Sarah MCCLUNG b: 25 Sep 1828 in Indiana
Marriage 1 Eva CHANCE Married: 1889 in Oregon
Name: Andrew ELSWICK Given Name: Andrew Surname: Elswick Sex: M Birth: 9 Oct 1820 in Scott Co., Tennessee Death: 26 May 1893 in Perry, Jefferson Co., Kansas
Mother: Elizabeth RICHARDSON b: 1798 in Pulaski Co., Kentucky
Marriage 1 Sarah MCCLUNG b: 25 Sep 1828 in Indiana Married: 29 Sep 1842 Children Serepta ELSWICK b: 6 May 1845 in Tennessee James L. ELSWICK b: 12 Mar 1847 in Campbell Co., Tennessee Jonathan J. ELSWICK b: 1848 in Tennessee Jacob ELSWICK b: 8 Jul 1850 in Scott Co., Tennessee Charles Henry ELSWICK b: 1852 in Tennessee Leonard C. ELSWICK b: 1854 in Tennessee Mary Nancy ELSWICK b: 1856 in Tennessee Daniel ELSWICK b: 26 Mar 1858 in Winfield, Scott Co., Tennessee Elizabeth ELSWICK b: 1860 in Tennessee Isom Strunk ELSWICK b: 1862 in Tennessee Pleasant Caylor ELSWICK b: 1865 in Tennessee Sarah Ellen ELSWICK b: 1868 in Kansas Charity Ann ELSWICK b: 1871 in Kansas
Hope this helps. If not, let me know and I will search elsewhere.