The diploma thesis named Wedding ceremonies in the Evangelical Church of Czech Brethren aims to reflect the importance and development of wedding ceremonies in this church dating from its foundation in 1918 to the present. This thesis is based on the officially accepted liturgical forms and materials of the Evangelical Church of Czech Brethren, namely on official agendas published in 1939, 1953 and 1983 and other published texts of this church. The thesis also explores the development of attitudes to mixed marriages from the perspective of the Evangelical Church of Czech Brethren and offers a comparison with the attitudes of the Catholic Church. Keywords Wedding, marriage, Evangelical Church of Czech Brethren, mixed marriage