The 54th New Brunswick Legislative Assembly was created following a general election in 1999 and was dissolved on May 10, 2003.
The speaker from its first meeting on July 6, 1999, until the Assembly was dissolved was Bev Harrison. Harrison would go on to be re-elected speaker for the 55th Assembly as well.
Premier Bernard Lord led the government for the whole of the life of the assembly.
The opposition was led from the forming of the assembly until 2001 by former Premier Camille Thériault, then, until May 14, 2002, by interim leader Bernard Richard and from then until dissolution by Shawn Graham.
Elizabeth Weir led the third party New Democrats for the life of the assembly.
All were elected in the 34th general election held on June 7, 1999, except for Jean F. Dubé and Gaston Moore elected in by-elections held on February 5, 2001, and Claude Williams elected in a by-election on April 23, 2001. In 2002, Pat Crossman died, her Riverview seat remained vacant until the 55th general election.
Bold denotes a member of the cabinet.
Italics denotes a party leader
† denotes the Speaker