Richard Maximilian Lyon-Dalberg-Acton, 2nd Baron Acton, was a British peer and diplomat, ultimately Britain's first Ambassador to Finland in 1919–20.
- Occupation
- politician, diplomat, justice of the peace
- Position held
- ambassador of the United Kingdom to Finland, ambassador of the United Kingdom to Hesse-Darmstadt, ambassador of the United Kingdom to Baden, member of the House of Lords
- Citizenship
- United Kingdom of Great Britain and Ireland
- Born
- August 7, 1870