| Office: | Senator |
| Term Start: | 21 April 1948 |
| Term End: | 23 November 1955 |
| Constituency: | Industrial and Commercial Panel |
| Term Start1: | 18 August 1944 |
| Term End1: | 21 April 1948 |
| Constituency1: | Administrative Panel |
| Office2: | Lord Mayor of Dublin |
| Term Start2: | 1951 |
| Term End2: | 1953 |
| Predecessor2: | Jack Belton |
| Successor2: | Bernard Butler |
| Birth Place: | Mullingar, County Westmeath, Ireland |
| Party: | Fianna Fáil |
| Spouse: | Elizabeth Clarkin |
Andrew Sylvester Clarkin (1891 – 23 November 1955) was an Irish Fianna Fáil politician.[1] [2]
Born in Mullingar, County Westmeath, Clarkin was the son of Andrew Clarkin and Rose Anne Corrigan.[3]
He stood for election to Dáil Éireann as a Fianna Fáil candidate for the Dublin South constituency at the 1944 general election but was unsuccessful.[4] He was elected to Seanad Éireann by the Administrative Panel at the 1944 Seanad election. He was re-elected to the Seanad at the 1948, 1951 and 1954 Seanad elections on the Industrial and Commercial Panel. He was an unsuccessful candidate at the 1952 Dublin North–West by-election.[4] He died in 1955 during the 8th Seanad.[1]
He served as Lord Mayor of Dublin from 1951 to 1953.[5]