ENThe article is dedicated to the Prussian and Curonian relationship in 10-13th centuries. The main issues covered by this work are: 1) typology of ornaments and weapons common among Prussians and Curonians; 2) analysis of Prussian and Curonian grave goods as to the similarities and differences of their burial customs; 3) review of late Iron Age archaeological sites situated on the Curonian spit; 4) analysis of estimated probable roads and centres of innovation and mutual cultural contacts and their impacts on Prussians and Curonians. Prussian and Curonian material cultures were morphologically similar and played a part in all main historical processes of late Iron Age Baltic Region.