The Leader of Her Majesty's Loyal Opposition in Newfoundland and Labrador is a title traditionally held by the leader of the largest party not in government in the Newfoundland and Labrador House of Assembly.

Leaders of the Opposition

Progressive Conservative Leaders

• John Gilbert Higgins (1949-1951)
• Peter Cashin (1951-1953)
• Malcolm Hollett (1953-1959)
• James Greene (1960-1966)
• Noel Murphy (1966-1966)
• Gerry Ottenheimer (1967-1969)
• Anthony Joseph Murphy (1969-1971)
• Frank Moores (1971-1972)

Liberal Leaders

• Joey Smallwood (1972-1972)
• Edward Roberts (1972-1977)
  • Steve Neary (acting) (1977-1977)
• Bill Rowe (1979-1979)
• Don Jamieson (1979-1980)
• Len Stirling (1980-1982)
  • Steve Neary (acting) (1982-1984)
• Leo Barry (1984-1987)
  • Roger Simmons (acting) (1987-1987)
• Clyde Wells (1987-1989)

Progressive Conservative Leaders

• Tom Rideout (1989-1991)
• Len Simms (1991-1995)
• Lynn Verge (1995-1996)
• Loyola Sullivan (1996-1998)
• Ed Byrne (1998-2001)
• Danny Williams (2001-2003)

Liberal Leaders

• Roger Grimes (2003-2005)
• Gerry Reid (2005-2007)
• Yvonne Jones (2007-2010)
  • Kelvin Parsons (interim) (2010-2011)
• Yvonne Jones (2011-2012)
• Dwight Ball (2012-2013)
  • Eddie Joyce (interim) (2013-2013)
• Dwight Ball (2013-2015)

Progressive Conservative Leader

• Paul Davis (2015-Present)