I have found information on Thomas on familysearch.org.
Thomas Henley Chapman born 28 May 1758 in Charles, Maryland, United States
Died 1814 in Bowling Green, Warren, Kentucky, United States
Spouse: Rebecca Todd 1759–1820
Thomas’ parents: No sources for parents and for some of his children shown
John Grant Chapman Jr. 1725–1801 • LLCW-K9C
Etheldra McPherson 1731–1782 • KGM8-9L8
Thomas and Rebecca had 9 children
Abner Chapman 1774–1812 • LZZ1-JV8
Hannah Chapman 1777–Deceased • LKKT-X4M
John Chapman 1782–1864 - source of son’s death below
Name John Chapman
Wife Emily Dies
Name David Stanford Chapman
Death 1912 Warren, Kentucky, United States
Father's Name John Chapman
Mother's Name Emily Dies
"Kentucky Death Records, 1911-1963," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/N9GG-X42 : 20 October 2016), John Chapman in entry for David Stanford Chapman, 1912; citing , Warren, Kentucky, United States, Office of Vital Statistics, Frankfort; FHL microfilm 1,904,690.
Jesse Chapman 1785–1843 source for marriage below
"Kentucky Marriages, 1785-1979," database, FamilySearch (https://familysearch.org/pal:/MM9.1.1/FW1H-K2D : 4 December 2014), Jesse Chapman and Rebeccah Potts, 23 Dec 1808; citing Bowling Green, Warren, Kentucky, reference 00016 Pg.37; FHL microfilm 339,890.
Thomas Chapman Jr 1786–1834
Christening 15 Oct 1786, Little Houghton
Marriage source below
"Kentucky, County Marriages, 1797-1954," database with images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/Q2QD-Q1V2 : accessed 3 January 2018), Thomas Chapman and Ruth Thompson, 13 Sep 1805; citing , Warren, Kentucky, United States, Madison County Courthouse, Richmond; FHL microfilm 339,890.
David B Chapman 25 Oct 1791 – 28 Oct 1884
Census 1850 Warren county, Warren, Kentucky, United States
Gender Male Age 58 Race White
Birth Year (Estimated) 1792 Birthplace Kentucky
House Number 15
David Chapman M 58 Kentucky
Lydia Ann Chapman F 38 Kentucky
Kituron Mcelroy F 18 Kentucky
Sarah Mcelroy F 16 Kentucky
Ann M Mcelroy F 13 Kentucky
Thomas Chapman M 4 Kentucky
Mary Chapman F 7 Kentucky
George Chapman M 2 Kentucky
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M65G-J6Y : 12 April 2016), David Chapman, Warren county, Warren, Kentucky, United States; citing family 15, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
Joseph Chapman 1792–1825 • LKKT-XKY
George C. CHAPMAN 1807–1854 • KJ5S-398
Absalom Chapman Deceased • LVN3-DRX