Govert Bidloo or Govard Bidloo (12 March 1649 – 30 March 1713) was a Dutch Golden Age physician, anatomist, poet and playwright. He was the personal physician of William III of Orange-Nassau, Dutch stadholder and King of England, Scotland and Ireland. Bidloo was also a prolific and popular poet, opera librettist, and playwright. He wrote the libretto for the first-ever Dutch opera, Bacchus, Ceres en Venus (1686) by Johan Schenck. His collected works were published in three volumes after his death.