Louis-Joseph Masquelier or Masquelier the Elder (21 February 1741 – 26 May 1811) was a French draughtsman and engraver.
Born in Cysoing near Lille in northern France, he died in Paris.
He was very close to François-Denis Née, with whom he studied under Jacques-Philippe Le Bas.
His son Claude-Louis Masquelier was also an engraver and lithographer.