The lieutenant governor of Newfoundland and Labrador is appointed in the same manner as the other provincial viceroys in Canada and is similarly tasked with carrying out most of the monarch's constitutional and ceremonial duties.

The lieutenant governor of Newfoundland and Labrador is vested with a number of governmental duties and is also expected to undertake various ceremonial roles.

[5] The viceroy further presents the Lieutenant Governor's Award for Excellence in Public Administration, the Newfoundland War Service Volunteer Medal, and numerous other provincial honours and decorations.

[6] At these events, the lieutenant governor's presence is marked by the lieutenant governor's standard, consisting of a blue field bearing the escutcheon of the Arms of His Majesty in Right of Newfoundland and Labrador surmounted by a crown and surrounded by ten gold maple leaves, symbolizing the ten provinces of Canada.

The shortest mandate by a lieutenant governor of Newfoundland and Labrador was Albert Walsh, from April to September 1949, while the longest was Leonard Outerbridge, from 1949 to 1957.