The present article based is on the master’s thesis entitled Native speakers’ perception of chosen features of Cockney of defended by me in 2009. A principal purpose of the article is the analysis of the survey on the subject the dialect Cockney of carried out by means of the tool placed on the portal www.freeonlinesurveys.com. At the turn of April and May of the year 2009 native speakers were spoken for the supplement of the survey targeting the evaluation of the state of their consciousness on the subject existences of the dialect Cockney from eastern London. Before the analysis of the survey, became introduced theoretical knowledge on the subject of Cockney taking into account among other things the etymology of the word Cockney, the origin of the dialect or rules of the creations of Cockney Rhyming of the Slang.