I would like to have the “Dies Irae” played at my funeral Mass ... a 13th-century hymn that served until 1970 as the sequence prayer (following the Gospel) in the standard Catholic funeral ...

Why it's a good choice: One of the most sung hymns at funerals, this is really a prayer to God to stay with him in death as He did with us in life. Henry Francis Lyte, Vicar of Brixham in Devon ...