Daniel Falkiner (1683 – 20 January 1759) was an Irish politician.
He was the second son of Daniel Falkiner and his wife Rebecca Blackwell. His cousin was Sir Riggs Falkiner, 1st Baronet. He represented Baltinglass in the Irish House of Commons from 1727 until his death in 1759. In 1739, Falkiner was appointed Lord Mayor of Dublin.
He married Sarah Spence, daughter of George Spence. They had a daughter and a son.