South Union may refer to a location in the United States:

  • South Union, Kentucky, an unincorporated community
  • South Union Shaker Center House and Preservatory
  • South Union, South Carolina, a census-designated place
  • South Union Missionary Baptist Church, Palestine, Texas
  • South Union School, Southborough, Massachusetts
  • South Union Street Historic District (disambiguation), locations in North Carolina
  • South Union Street Historic District (Concord, North Carolina)
  • South Union Street–Boardman River Bridge, Michigan
  • South Union Township, Pennsylvania

See also

  • Old South Union Church, Weymouth, Massachusetts
  • Shaker Museum at South Union, Kentucky