The man identified by his initials N.R., who was under police restrictions in France, was picked up at Casablanca airport, the Moroccan interior ministry said in a statement.
The arrested couple will appear in court, while no mention was made of the way the children will be handled, or whether they will be returned to France.
The man was said to have been on his way to Turkey when he was arrested.
Who would take their family to a war zone?
Source: Al Arabiya