The Lacon Baronetcy, of Great Yarmouth in the County of Norfolk, is a title in the Baronetage of the United Kingdom. It was created on 11 December 1818 for Edmund Lacon. The second Baronet was High Sheriff of Norfolk. The third Baronet sat as Conservative Member of Parliament for Great Yarmouth and Norfolk North. The family seat has been Ormesby House in Ormesby St Michael.