Holy Trinity Church may refer to:
Albania
Holy Trinity Church (Berat), Berat County
Holy Trinity Church, Lavdar, Opar, Korçë County
Armenia
Holy Trinity Church, Yerevan
Australia
Garrison Church, Sydney, South Wales, also known as Holy Trinity Garrison Church
Holy Trinity Anglican Church, Berrima, New South Wales
Holy Trinity Anglican Church, Herberton, Queensland
Holy Trinity Anglican Church, Woolloongabba, Brisbane, Queensland
Holy Trinity Church, Fortitude Valley, Brisbane, Queensland
Holy Trinity Church, Mackay, Queensland
Holy Trinity Parish Hall, Fortitude Valley
Holy Trinity Rectory, Fortitude Valley
Holy Trinity Church, Adelaide, South Australia
Holy Trinity Church, North Hobart, Tasmania
Holy Trinity Church, Bacchus Marsh, Victoria
Holy Trinity Anglican Church, Roebourne, Western Australia
Holy Trinity Church, York, Western Australia
Lutheran Trinity Church, East Melbourne, Victoria
Austria
Holy Trinity Church, Salzburg
Bulgaria
Church of the Holy Trinity, Svishtov
Canada
Cathedral of the Holy Trinity (Quebec) Church of the Holy Trinity (Toronto) Holy Trinity Anglican Church (Alma, Prince Edward Island) Holy Trinity Anglican Church (Maple Grove, Quebec) Holy Trinity Anglican Church (Stanley Mission, Saskatchewan)
China
Holy Trinity Church, Shanghai
Czech Republic
Holy Trinity Church, Fulnek
Holy Trinity Church, Opočno
Finland
Holy Trinity Church, Helsinki
France
Abbey of Sainte-Trinité, Caen, in the Abbaye aux Dames
Holy Trinity Church, Ajaccio, Corsica
Sainte-Trinité, Paris
Germany
Holy Trinity Church, Bad Berneck
Holy Trinity Church, Berlin (Dreifaltigkeitskirche)
Hong Kong
Holy Trinity Church, Kowloon, consecrated a cathedral in 2010
India
Holy Trinity Church, Bangalore, Karnataka
The Holy Trinity Church, Changanacherry, Kerala
Holy Trinity Church, Powai, Mumbai, Maharashtra
Holy Trinity Church, Ooty, Tamil Nadu
Holy Trinity Church, Yercaud, Tamil Nadu
Holy Trinity Church, Bolarum, Secunderabad, Telangana
Ireland
Holy Trinity Church, Cork, County Cork
Holy Trinity Church, Templebreedy, County Cork
Italy
see Santissima Trinità (disambiguation)
Lithuania
Church of the Holy Trinity, Panevėžys
Malta
Church of the Holy Trinity, Sliema
Trinity Church, Marsa
Mongolia
Holy Trinity Church, Ulaanbaatar
New Zealand
Holy Trinity Avonside, Christchurch
Holy Trinity Church, New Plymouth
Holy Trinity Church, Port Chalmers
Poland
Holy Trinity Church, Strzelno
Holy Trinity Church, Warsaw
Puerto Rico
Iglesia de la Santísima Trinidad, Ponce, Puerto Rico
Romania
Holy Trinity Churches, Alba Iulia
Holy Trinity Church, Dârste, Brașov
Holy Trinity Greek Church, Brașov
Holy Trinity Church, Oradea
Holy Trinity Church, Sighișoara
Russia
Holy Trinity Church, Tobolsk
Serbia
Cathedral of the Holy Trinity
Singapore
Church of the Holy Trinity, Singapore
Slovakia
Church of Holy Trinity, Mošovce
Most Holy Trinity Church, Tvrdošín
Holy Trinity Church (Žilina)
Slovenia
Holy Trinity Church (Hrastovlje)
Spain
Holy Trinity Church (Guardamar del Segura)
Sri Lanka
Holy Trinity Church, Nuwara Eliya
Sweden
Trinity Church, Kristianstad
Syria
Holy Trinity Church, Aleppo
Turkey
Holy Trinity Church, Eskişehir
Holy Trinity Church, Sivrihisar
Ukraine
Gate Church of the Trinity (Pechersk Lavra), Kiev
Holy Trinity Church, Kamianets-Podilskyi
Holy Trinity Church, Zhovkva
United Arab Emirates
Holy Trinity Church, Dubai
United Kingdom
England
Berkshire
Holy Trinity Church, Reading
Holy Trinity Church, Theale
Bristol
Holy Trinity Church, Lawrence Hill (now the Trinity Centre) Holy Trinity Church, Westbury on Trym