Prince of Wales (Welsh: Tywysog Cymru, Welsh pronunciation: [təu̯ˈəsoɡ ˈkəmrɨ]) is a title historically used by native, independent Welsh princes and since the 14th century by the heir apparent of the English and later British throne.. Historically, the title was held by native Welsh princes before the 12th century; the term replaced the use of the word king.

Charles, Prince of Wales (Charles Philip Arthur George; born 14 November 1948), is the heir apparent to the British throne as the eldest son of Queen Elizabeth II and Prince Philip, Duke of Edinburgh.He has been heir apparent as well as Duke of Cornwall and Duke of Rothesay since 1952 and is both the oldest and the longest-serving heir apparent in British history.