This article deals with the problems of Tripoli County coinage, created during the First Crusade. In particular, it considered the period from the beginning of the minting of the first coins, which began in 1109 after the capture of the fortress of Tripoli until the fall of the city under the onslaught of the army of the Egyptian Sultan al-Kilaun Alfie. The basis of this study was the analysis of images of copper, silver and gold coins of Tripoli County. Also, in this paper, it was used the studies of Russian and foreign authors – experts in the field of numismatics and history. As a result of the study it was observed borrowing and imitation in this period coins of other countries, especially France and Venice. Over time, the coin on the image underwent some changes.