St Ninian's Church may refer to any of a number of churches dedicated to Saint Ninian:
in England St Ninian's Church, Brougham, Cumbria St Ninian's Church, Wooler, Northumberland St Ninian's Church, Whitby, North Yorkshire
in Scotland St Ninian's Church, Leith, Edinburgh St Ninian's Church, Tynet
in Isle of Man St. Ninian's Church, Douglas, Isle of Man, one of Isle of Man's Registered Buildings