| Office: | Teachta Dála |
| Term Start: | October 1961 |
| Term End: | June 1977 |
| Term Start1: | May 1951 |
| Term End1: | March 1957 |
| Constituency1: | Dún Laoghaire and Rathdown |
| Party: | Fine Gael |
| Birth Name: | Henry Percy Dockrell |
| Birth Date: | 27 December 1914 |
| Birth Place: | Dublin, Ireland |
| Death Place: | Dublin, Ireland |
| Children: | 2 |
| Father: | Henry Morgan Dockrell |
Henry Percy Dockrell (27 December 1914 – 22 November 1979) was an Irish Fine Gael politician who served for twenty years as a Teachta Dála (TD).[1]
Dockrell first stood as a Fine Gael candidate for the Dún Laoghaire and Rathdown constituency at the 1948 general election. He was unsuccessful, but was elected at the 1951 general election, and was re-elected at the 1954 general election. He was defeated at the 1957 general election, but regained his seat at the 1961 general election and was re-elected a further three times for the same constituency. The constituency was divided for the 1977 general election.[2] He stood as a candidate for Dún Laoghaire but was not elected.
His father Henry Morgan Dockrell and his brother Maurice E. Dockrell were also Fine Gael TDs. His grandfather Sir Maurice Dockrell had been a Unionist MP before independence. On 24 September 1942 he married Dorothy Wadsworth Brooks. Percy Dockrell's two sons, John H. Dockrell and William Dockrell,[3] [4] served as councillors on the Corporation of Dún Laoghaire, and in William's case on its successor Dún Laoghaire–Rathdown County Council.