its mainly from Ancestry's census transcriptions.. hence the numerous spellings !

William Vaughan , 35 , buried Ruardean 20 Apr 1859.

Registration of Death
Name: William Vaughan
Year of Registration: 1859
Quarter of Registration: April/May/June
District: Westbury on Severn
County: Gloucestershire
Volume 6a
Page 128

1851 Pludds
William Vaugha Jun abt 1826 East Deane, Gloucestershire, England Head East Dean Gloucestershire Haulier
M Ann Vaugha abt 1831 Knighton, Radnorshire, Wales Wife East Dean Gloucestershire

Name: Mary Ann Owen ( dau of Thomas Owen Farmer)
Name: William Vaughan
Year of Registration: 1850
Quarter of Registration: Oct-Nov-Dec ( December 24th)
District: Ross
County: Gloucestershire, Herefordshire, Hereford And Worcester
Volume: 26
Page: 365

so full circle ->

http://www.forum.forest-of-dean.net/index.php?mode=thread&id=385#p385

William Vaughan Snr being the Yeoman at Pludds Court