Clay County, Illinois: Gwahaniaeth rhwng fersiynau

Mae '''Clay County''' yn rhanbarth weinyddol yn Nhalaith [[Illinois]] yn yr [[Unol Daleithiau]]. Yn ôl cyfrifiad 2010 roedd iddi boblogaeth o 13,815<ref name="QF">{{cite web|title=State & County QuickFacts|url=http://quickfacts.census.gov/qfd/states/17/17025.html|publisher=United States Census Bureau|accessdate=Gorffennaf 4, 2014}}</ref>. Y brifddinas rhanbarthol yw [[ Louisville, Illinois]] <ref name="GR6">{{cite web|url=http://www.naco.org/Counties/Pages/FindACounty.aspx |accessdate=2011-06-07 |title=Find a County |publisher=National Association of Counties |deadurl=yes |archiveurl=https://web.archive.org/web/20110531210815/http://www.naco.org/Counties/Pages/FindACounty.aspx |archivedate=2011-05-31 |df= }}</ref>. Sefydlwyd y rhanbarth ym 1824 allan o gyn rhanbarthau [[Wayne County, IlliboisIllinois|Wayne]], [[Lawrence County, Illinois|Lawrence]], [[Fayette County, Illinois|Fayette]], a [[Crawford, Illinois| Crawford]]. Enwyd y rhanbarth ar ôl Henry Clay (1777–1852), 9fed [[Ysgrifennydd Gwladol yr Unol Dalaethiau]] <ref>{{cite book | url=https://books.google.com/books?id=9V1IAAAAMAAJ&pg=PA83#v=onepage&q&f=false | title=The Origin of Certain Place Names in the United States | publisher=Govt. Print. Off. | author=Gannett, Henry | year=1905 | pages=83}}</ref>. Maint ei thirwedd yw 469 milltir sgwar