Abstract: Maritime boarder issues are a source of conflict to the enclosed citizens and a nation at large. This study explored maritime boarder conflict and their impact on Kenya-Somalia relations. It was guided by the specific objectives that are; to investigate the influence of colonial border demarcation on Kenya-Somalia relations; to examine the effects of continental shelf disputes on Kenya-Somalia relations; and to assess the impact of maritime territorial integrity on Kenya- Somalia relations. Theories that underpinned the topic were not limited to realism theory and relative deprivation theory. This research adopted descriptive survey research design.