Chatham County, Georgia Chatham County, Georgia Chatham County is a county in the U.S. state of Georgia, and is located on the state's Atlantic coast. The county seat and largest city is Savannah. One of the original counties of Georgia, Chatham County was created February 5, 1777, and is named after William Pitt, 1st Earl of Chatham. The U.S. Census Bureau's 2017 population estimate for Chatham County was 290,501 residents, making Chatham the most populous Georgia county outside the Atlanta metropolitan area. The official 2010 Census counted 265,128 residents in Chatham County. Chatham is the core county of the Savannah metropolitan area. According
Earl Ligonier 19 July 1776 the earldom was revived when he was made Earl Ligonier, of Clonmell in the County of Tipperary, in the Peerage of Ireland. The titles became extinct on his death on 14 June 1782. Earl Ligonier Earl Ligonier was a title that was created twice in British history, once in the Peerage of Great Britain and once in the Peerage of Ireland. The first creation came in the Peerage of Great Britain on 10 September 1766 in favour of the French-born soldier Field Marshal John Ligonier. The peerage was created with normal remainder to the heirs male of