| b 05 Jan 1836, , Madison, Missouri | Timothy Ragan | d 08 Dec 1872, , Bollinger, Missouri | John Ragan | Mary Lary |
| Timothy Reagan | b 1711 | |||
| | b 1750 | Mary Morrice | |||
| Timothy Reagan, Jr. | d ABT 1825 1830 | Clement Trigg | ||
| |b 01 Jul 1800 | | | Clemant Trigg | Sarah | |
| |d 21 Aug 1883 | Elizabeth Trigg | b 1735 | John Fouracres | |
| | | b 1760 | Mary Ann Fouracres | Sarah Eleanor Halts | |
| William B. Reagan | d ABT 1825 1830 | b 1738 | ||
| |Martha Ann Miller | | | Charles Moore | ||
| | | | | |||
| Martha Moore | ||||
| b 16 Mar 1807 | | | |||
| d 21 May 1875 | ||||
He was not found in the 1860 Federal Census. It is believed William B. joined his brothers in the military service during the Civil War. However, no records have been located to verify this.
William B. was listed with his parents in the 1870 Federal Census of Bollinger County, Missouri. His occupation was described at that time as a 'gold miner.'
William B. died in the Crooked Creek Township.
Source: 'Smoky Mountain Clans', Donald B. Reagan, 1978, p 70. 'The Book of Ragan/Reagan,' Donald B. Reagan, 1993, p 328, 360.