66th Oregon Legislative Assembly

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66th Oregon Legislative Assembly
← 65th Legislative Assembly 67th Legislative Assembly →
The legislature took place in the Oregon State Capitol, seen here in 2007
Overview
Legislative body	Oregon Legislative Assembly
Jurisdiction	Oregon, United States
Meeting place	Oregon State Capitol
Term	1991
Website	www.oregonlegislature.gov
Oregon State Senate
Members	30 Senators
Senate President	John Kitzhaber (D)
Majority Leader	Bill Bradbury (D)
Minority Leader	John Brenneman (R)
Party control	Democratic Party of Oregon
Oregon House of Representatives
Members	60 Representatives
Speaker of the House	Larry Campbell (R)
Majority Leader	Greg Walden (R)
Minority Leader	Peter Courtney (D)
Party control	Republican Party of Oregon

The 66th Oregon Legislative Assembly was the legislative session of the Oregon Legislative Assembly that convened on January 14, 1991, and adjourned June 30, 1991.^[1][2] It was held at the Oregon State Capitol in Salem. Democratic members held majorities over the Republican members in both the Senate (20–10) and the House of Representatives (27–33). It was the first time since the 61st Assembly, as well as the most recent legislature as of 2025, in which either party held a two-thirds supermajority in the State Senate.