There are usually two or three hymns during a wedding service. Try to find hymns that are familiar to those who will be present - and are easy to sing!
All things bright and beautiful Come down O love divine Father hear the prayer we offer Give me joy in my heart Love divine, all loves excelling Lead us, heavenly Father, lead us Lord of all hopefulness Make me a channel of your peace Morning has broken One more step along the world I go O, praise ye the Lord Now thank we all our God Praise my soul, the king of heaven The king of love my shepherd is
The minister or the organist at the church where you are to be married will be pleased to help you make your choice.
Processional music Many couples choose the traditional "Bridal March" from Lohengrin by Wagner and "Wedding March" by Mendelssohn. However, there is other music that can be chosen, so if you want something different, talk to your organist about this. They will advise on what will sound good on the instrument in church. Some churches allow recorded music to be used; speak to your minister.