Bill O'Neill Democratic Lowell Weicker A Connecticut Party The 1990 Connecticut gubernatorial election took place on November 6, 1990, to elect the governor of Connecticut.

It was a three-way race for a seat left open when Governor William A. O'Neill declined to run for re-election.

A Connecticut Party nominee Lowell Weicker narrowly won the election, becoming the first candidate who was not a member of one of the two major parties to win a gubernatorial election since the 1974 election in Maine.

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