The Echlin Baronetcy, of Clonagh in the County of Kildare, was a title in the Baronetage of Ireland.
It was created on 17 October 1721 for Sir Henry Echlin, 2nd Baron of the Court of Exchequer (Ireland).
He was the great-grandson of the Right Reverend Robert Echlin, Bishop of Down and Connor between 1613 and 1635.
Three members of the family sat in the Irish House of Commons: Robert Echlin, eldest son of the first baronet and father of the second baronet; Lieutenant-General Robert Echlin, younger brother of the first baronet; and Charles Echlin, eldest son of John Echlin, the elder brother of the first baronet.
Their main residence was at Kenure House, Rush, County Dublin.