Joe Jacob (born 1 April 1939) is a former Irish Fianna Fáil politician. Jacob was born in Kilrush, County Clare in 1939. He was educated at De La Salle in Wicklow and Terenure College in Dublin. He is a former publican and a distribution manager with Nitrigin Éireann Teoranta. Jacob was first elected to Dáil Éireann as a Fianna Fáil Teachta Dála (TD) for the constituency of Wicklow at the 1987 general election. He held his seat at each subsequent election, until retiring at the 2007 general election.