Foreign Minister Grzegorz Schetyna said this morning that according to information he has at the moment, two Poles were killed in the attack, two are missing and nine were hospitalised with injuries that are not life-threatening.
President Bronislaw Komorowski stressed that Tunisian authorities are still identifying the victims and the numbers could change.
National flags on government buildings were flown half-staff in a sign of mourning.
Doctors, psychologists and consular officials have flown to Tunis. Some 300 Polish tourists are in Tunisia, according to tourist offices.