St Barbara's Church can refer to any one of the many churches dedicated to Saint Barbara:
Anglican United Kingdom St Barbara's Church, Ashton under Hill St Barbara's Church, Earlsdon St Barbara's Church, Haceby
Coptic Orthodox Egypt Saint Barbara Church in Coptic Cairo
Orthodox St. Barbara's Church, Constantinopel, destroyed orthodox church in Constantinopel
Roman Catholic Andorra Església de Santa Bàrbara d'Ordino
Belarus Church of St. Barbara, Vitebsk
Czech Republic St. Barbara's Church, Kutná Hora
Georgia St Barbara's Church, Tkemlana
Ghana St. Barbara Catholic Church
Italy Basilica palatina di Santa Barbara, Mantua Santa Barbara dei Librai, Rome Santa Barbara, Turin
Malta Church of Saint Barbara, Valletta
Mexico Iglesia de Santa Bárbara (Santa Rosalía)
Namibia St. Barbara Catholic Church (Namibia)
Philippines Santa Barbara Church, Santa Barbara, Iloilo
Poland St. Barbara's Church, Warsaw
Portugal Church of Santa Bárbara (Vila do Porto) Church of Santa Bárbara (Horta)
Spain Santa Bárbara, Madrid
Ukraine St. Barbara's Church, Berdychiv
United States Mission Santa Barbara St. Barbara's Church (Brooklyn), New York St. Barbara Church (Chicago)