Look up Hagia Sophia or Aya Sofya in Wiktionary, the free dictionary.

Hagia Sophia is a mosque and former church in Istanbul, Turkey.

Hagia Sophia or Saint Sophia may also refer to:

• Holy Wisdom, a concept in Christian theology

Churches

Australia

• Saint Sophia Cathedral, Sydney (1928), a Greek Orthodox cathedral in Paddington, Sydney, New South Wales
• St Sophia Greek Orthodox Church (c. 1980s), a Greek Orthodox church in Surry Hills, Sydney, New South Wales

Belarus

• Saint Sophia Cathedral in Polotsk (11th century), a cathedral in Polotsk

Bulgaria

• Saint Sofia Church, Sofia (6th century), a church in Sofia
• Hagia Sophia Church, Nesebar (9th century), a church in Nesebar

China

• Saint Sophia Cathedral, Harbin (1907), a church in Daoli, Harbin City, Heilongjiang Province

Cyprus

• Saint Sophia Cathedral, Nicosia (11th century), a former church in Nicosia; now a mosque since 1570

Greece

• Hagia Sophia, Thessaloniki, an 8th century church
• Hagia Sophia, Drama, a 10th century church
• Hagia Sophia, Monemvasia, a 12th century church
• Hagia Sophia, Mystras, a 14th century church

North Macedonia

• Saint Sophia, Ohrid (9th century), a church in Ohrid

Russia

• Saint Sophia Church, Moscow (17th century), a church in Moscow
• Saint Sophia Cathedral in Novgorod (11th century), a church in Novgorod
• Saint Sophia Cathedral, Pushkin (1788), a cathedral in Pushkin, St. Petersburg
• Saint Sophia Cathedral, Vologda (1570), a Russian Orthodox cathedral in Vologda

Turkey

• Little Hagia Sophia (6th century), originally a church in Constantinople, now a mosque
• Hagia Sophia, İznik (6th century), originally a church in Nicaea, now a mosque
• Hagia Sophia, Trabzon (13th century), originally a church in Trabzon, now a mosque

Ukraine

• Saint Sophia Cathedral, Kyiv (11th century), a cathedral in Kiev
• Saint Sophia Cathedral, Zhytomyr (1748), a cathedral in the Roman Catholic Diocese of Kyiv-Zhytomyr

United Kingdom

• Saint Sophia Cathedral, London (1882), a cathedral in London

United States

• Saint Sophia Cathedral, Los Angeles (1952), a cathedral in Los Angeles
• Saint Sophia Cathedral (Washington, D.C.) (1951), a cathedral in Washington, D.C.

Other uses

• SS Aghia Sophia, a 1896 passenger ferry better known as SS Sussex