This is a list of members of the Alberta, Canada, branch of the Co-operative Commonwealth Federation (CCF), a social democratic political party, and its successor, the Alberta New Democratic Party (NDP).
A CCFer was elected to the Legislative Assembly of Alberta for the first time in a 1942 by-election.
A second CCF was elected in a by-election to bring the party's caucus in the Legislature to two members.
Both CCFers were re-elected in the 1948 election, but the party won no additional seats.
One CCFer was elected for the first time in the 1952 election, and one was re-elected.
One CCFer was elected for the first time in the 1955 election, and one was re-elected.
No CCFers or New Democrats were elected in the 1959-1966 elections.
One New Demorat was elected in a 1966 by-election.
No New Democrats were elected in the 1967 election.
One New Democrat was elected in the 1971 election.
The single New Democrat was re-elected alone in these elections.
One additional New Democrat was elected in the 1982 election, increasing the party's caucus to two members.
The NDP retained one seat in a 1985 by-election.
Fourteen additional New Democrats were elected in the 1986 election, increasing the party's caucus to 16 members.
The party lost three seats and gained three seats in the 1989 election.
One New Democrat was elected in a 1990 by-election.
No New Democrats were elected in the 1993 election.
Two New Democrats were elected in the 83 seats available in the 1997 election, one of whom (Pam Barrett) had previously served in the Legislature.
The NDP retained one seat in a 2000 by-election.
The party won two of the 83 seats available in the 2001 election.
The party won two additional seats in the 2004 election, for a total of four. One of the new members had previously served in the Legislature.