The Author has chosen a relevant topic that addresses a number of current and significance concerns in economic growth issues worthy considering in the policy and academic arenas. The author argued that the economic growth by foreign in Tanzania is great challenge to the government and hence decrease economic growth. Therefore, the study examined the impact of foreign debts on economic growth in Tanzania: Evidence from 1988 to 2020as an attempt of contributing contextual insights and knowledge to the literature on key issues increasing economic growth. The author discusses and written the conclusions and recommendations based of the findings of the study.