The Wynne Baronetcy, of Lees Wood (modern-day: Leeswood) in the County of Flint, was a title in the Baronetage of Great Britain. It was created on 9 August 1731 for George Wynne, subsequently Member of Parliament for Flint Boroughs. The title became extinct on the death of the third Baronet some time between 1764 and 1792.