^ abcKahibah MLA Joshua Arthur resigned on 19 August 1953 and was expelled from the Labor Party, following adverse findings into his conduct by a Royal Commission. Independent Labor candidate Tom Armstrong won the resulting by-election.
^ abAuburn Labor MLA Edgar Dring died on 17 December 1955. No by-election was held due to the proximity of the 1956 state election.
^The changes to the composition of the house, in chronological order, were:
Weir resigned,[a]
Martin died,[b]
Arthur resigned,[c]
Matthews died,[d]
Shannon died,[e]
Wingfield died,[f]
Kelly died,[g]
Dring died,[h]