Nicolas-Henri Tardieu, called the "Tardieu the elder", (18 January 1674 - 27 January 1749) was a prominent French engraver, known for his sensitive reproductions of Antoine Watteau's paintings.
He was appointed graveur du roi (King's Engraver) to King Louis XV of France.
His second wife, Marie-Anne Horthemels, came from a family that included engravers and painters.
She is known as an engraver in her own right.
Nicolas-Henri and Marie-Anne Tardieu had many descendants who were noted artists, most of them engravers.