A youth international for the Sweden U16, U18, and U21 teams, Touma made his full international debut for Sweden on 1 February 2001 in a friendly 0–1 loss against Finland when he played for 77 minutes before being replaced by Christian Hemberg.
Touma debuted for the Swedish national team at the youth level (U16, U18, and U21) on February 1, 2001, in a friendly match against Finland. He played for 77 minutes before being substituted by Christian Hemberg.