ISSN 2655-8424 221 Vol. 2 2019 LEADERSHIP COMMUNICATION SKILL ON BOARD VESSEL Vinta Sevilla Universitas Pembangunan Nasional Veteran Jakarta vintasevilla@upnvj.ac.id Ferry Fernando Akademi Maritim Sapta Samudera Padang ferry.fernando25@yahoo.co.id Abstract In the maritime world, there are sailors from all over the world who work on a ship. The various cultural backgrounds brought by each crew certainly cannot be denied the same thing. A ship captain must have the ability to lead his ship's crews from various nationalities and cultures. Will be a leader for more responsibility in uniting tasks to carry out the task while on board. Once the complexity of responsibility is inevitable. This paper will discuss how leadership communication skills and a ship captain in command of the crews, interpersonal communication and leadership communication. Keywords: Seaman, Leadership communication, Multicultural communication