Daniel Hailes

Daniel Hailes (c. 1751–1835) was a British diplomat. He was the British signatory to the Anglo-Dutch treaty ending the Fourth Anglo-Dutch War in 1783, before serving as a secretary to British embassy in France in 1784–1787, envoy to Poland in 1788–1791, envoy extraordinary to Denmark from 1791, envoy extraordinary to Sweden from 1795. He retired from diplomatic service in 1801.