- Born on October 13, 1772
- Deceased on June 18, 1815, at the age of 42 years
Parents
- William Ponsonby (1744 - 1806), Baron Ponsonby of Imokilly, Member of Parliament for Cork City, Member of Parliament for Bandonbridge
- Louisa Molesworth (1749 - 1824)
Family
- Married on January 26, 1807, with Georgiana FitzRoy (1780 - 1835), issuing
- Charlotte (1809 - 1883)
Occupations
- major-general
- Member of Parliament for Bandonbridge (1796 - 1798)
- Member of Parliament for Fethard (1798 - 1801)
- Member of Parliament for Londonderry (1812 - 1815)
Distinctions
- order of the Bath