About this song
This New Orleans jazz funeral standard turns a solemn hymn into a celebration. Louis Armstrong's 1938 recording made it world famous, and its marching melody remains the anthem of every brass band from the Mississippi to Mardi Gras.
Play it in MIDI Room
This is a simplified single-line arrangement so you can hear the melody instantly. To play the full piece with a piano roll, multi-track view, tempo control and A/B practice looping, use the main MIDI Player Online tool with your own MIDI file.
Frequently asked questions
Can I play When the Saints Go Marching In online in my browser?
Yes. Use the demo player above to hear this public-domain American folk melody instantly, or drop your own MIDI file into the MIDI Player Online tool for full piano-roll playback, tempo control and A/B practice looping. Everything runs locally in your browser — no upload, account or install.
Who composed When the Saints Go Marching In?
When the Saints Go Marching In is Traditional American gospel (American folk). It is in the public domain, so it can be freely arranged, performed and used.
What key is When the Saints Go Marching In usually played in?
This arrangement is written in C major. The demo above uses that key so you can hear the melody as traditionally performed.
Is a MIDI file version of When the Saints Go Marching In available?
Instead of downloading a file, you can hear the melody right here with the built-in player. To practice it, set a slow tempo and use the A/B loop to repeat a section. You can also export or record any MIDI you play from the main MIDI Room player.