| Authorised form of name | Smythe; Percy Clinton Sydney (1780 - 1855); 6th Viscount Strangford |
| Dates | 1780 - 1855 |
| Nationality | British |
| Place of birth | London, England |
| Date of birth | 31 August 1780 |
| Date of death | 29 May 185 |
| Activity | Honours:
CB 1808; GCB 1815; Baron Penshurst 1825; GCH 1825
|
| Membership category | Fellow |
| Date of election | 03/02/1825 |
| Source | Sources:
Bulloch's Roll; DNB |
| Code | NA929 |