Union Church may refer to:

• Greek Catholic Church

• Union Church (Australia), a building maintained by a local trust and available to multiple denominations

• Union Church, Hong Kong
• Union Church (Shanghai)

• Union Church of Santo Domingo

(by state then city)

• Union Church and School (Paris, Arkansas), listed on the National Register of Historic Places (NRHP)
• Union Church of Dunnigan, California, listed on the NRHP
• Sterling Union Pacific Railroad Depot, Sterling, Colorado, listed on the NRHP in Colorado
• Union Church/St. Paul's Church, Riverton, Connecticut, listed on the NRHP
• Jensen Union Church, Jensen Beach, Florida, now Jensen Beach Christian Church
• Makawao Union Church, Paia, Hawaii, listed on the NRHP
• Union Church (Oreana, Illinois), listed on the NRHP
• Old Union Church and Cemetery (Alfordsville, Indiana), listed on the NRHP in Indiana
• Union Church (Davis City, Iowa), listed on the NRHP
• Union Church (Sibley, Louisiana), listed on the NRHP
• Union Church (Buckfield, Maine), listed on the NRHP
• Union Church (Columbia Falls, Maine), listed on the NRHP
• Union Church (Durham, Maine), listed on the NRHP
• Columbia Union Church, Epping, Maine, listed on the NRHP
• Jonesboro Union Church, Jonesboro, Maine, listed on the NRHP
• Union Church (Naples, Maine), listed on the NRHP
• Union Church (North Harpswell, Maine), listed on the NRHP
• Union Church of Northeast Harbor, Maine, listed on the NRHP
• Union Church (Phillips, Maine), listed on the NRHP
• Union Church (Round Pond, Maine), listed on the NRHP
• Stetson Union Church, Stetson, Maine, listed on the NRHP
• Union Church of Vinalhaven, Maine, listed on the NRHP
• Union Church (Wiscasset, Maine), determined to be the smallest church in the world from 1958 until 1990
• South Swansea Union Church, now South Swansea Baptist Church, Swansea, Massachusetts, listed on the NRHP
• Greenwood Union Church, Wakefield, Massachusetts, listed on the NRHP
• South Berrien Center Union Church and Cemetery, Berrien, Michigan, listed on the NRHP
• Sherman City Union Church, Sherman City, Michigan, listed on the NRHP
• People's Union Church, Scambler Township, Minnesota, listed on the NRHP
• Union Church Presbyterian Church (Union Church, Mississippi), listed on the NRHP in Mississippi
• Northfield Union Church, Northfield, New Hampshire, listed on the NRHP
• Union Church (South Wolfeboro, New Hampshire), listed on the NRHP
• Stark Union Church, Stark, New Hampshire, listed on the NRHP
• First Union Protestant Church of Mountain View, Bellmont, New York, listed on the NRHP
• Foothills Baptist Church (Essex, New York), formerly known as Union Church at Boquet Chapel, listed on the NRHP
• Hamilton Union Church Rectory, Guilderland, New York, listed on the NRHP
• Union Church of Pocantico Hills, Pocantico Hills, New York, listed on the NRHP
• Stone Mills Union Church, Stone Mills, New York, listed on the NRHP
• Grace Union Church and Cemetery, Blackburn, North Carolina, listed on the NRHP
• Salem Union Church and Cemetery, Maiden, North Carolina, listed on the NRHP
• Berea Union Depot, Berea, Ohio, listed on the NRHP
• Union Church (Kipton, Ohio), listed on the NRHP
• Bellman's Union Church, Centerport, Pennsylvania, listed on the NRHP in Pennsylvania
• Chestnut Ridge and Schellsburg Union Church and Cemetery, Napier Township, Pennsylvania, listed on the NRHP
• Union Church and Burial Ground, Philipsburg, Pennsylvania, listed on the NRHP
• St. Paul's Union Church and Cemetery, Ringtown, Pennsylvania, listed on the NRHP
• Union Church (Portsmouth, Rhode Island), listed on the NRHP
• Highland Chapel Union Church, Ridgetop, Tennessee, listed on the NRHP
• Big Spring Union Church, Springdale, Tennessee, listed on the NRHP
• Fletcher Union Church, Fletcher, Vermont, listed on the NRHP
• Union Church (New Haven, Vermont), listed on the NRHP
• Beaver Meadow Union Chapel, Norwich, Vermont, listed on the NRHP
• Earlysville Union Church, Earlysville, Virginia, listed on the NRHP

United States

• Union Church, Mississippi
• Union Church, Wisconsin

• Union Baptist Church (disambiguation)
• Union Cemetery (disambiguation)
• Union Chapel (disambiguation)
• Union Congregational Church (disambiguation)
• Union Episcopal Church (disambiguation)
• Union Meetinghouse (disambiguation)
• Union Presbyterian Church (disambiguation)

This disambiguation page lists articles associated with the title Union Church.
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.