英国国教会（英语：Church of England），或译为英格兰国教会、英格兰圣公会、英格兰教会，是圣公宗的教会之一，16世纪由英格兰君主亨利八世时期开始由托马斯·克兰麦、理乍得·胡克等改革家们改革并作为英格兰的国教。教会的辖区是今天英国（联合王国）中的英格兰地区，不包括苏格兰、威尔士和北爱尔兰，后者分归苏格兰圣公会、威尔士教会与爱尔兰教会管理。

英格兰教会的最高主教为坎特伯雷大主教，副手是约克大主教。此外英国君王拥有英格兰教会最高领袖（Supreme Governor of the Church of England）的头衔。

The Church of England is the established Christian church in England and the mother church of the worldwide Anglican Communion. The church, as the established church, is comprehensive with both liberal and conservative clergy and members.

The church dates its establishment to the 6th-century Gregorian mission in Kent led by Augustine of Canterbury. The English church renounced papal authority when Henry VIII sought to secure an annulment from Catherine of Aragon in the 1530s. The English Reformation accelerated under Edward VI's regents before a brief restoration of Catholicism under Queen Mary I and King Philip. The Act of Supremacy 1558 renewed the breach and the Elizabethan Settlement charted a course whereby the English church was to be both Catholic and Reformed: