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Susan M. Collins

Republican candidate for U.S. Senator, Maine · Incumbent

U.S. Senator from Maine (incumbent)

Susan Collins is the Republican U.S. Senator from Maine. She was first elected in 1996 and took office in 1997. She won the 2026 Republican primary and is running for reelection against Democratic nominee Troy Jackson in the November 3, 2026 general election.

Where Collins stands

Russia sanctions: Called on President Trump to reverse his waiver of Russian sanctions and his diesel deal (said at an October 2026 campaign event in Lewiston).
One Big Beautiful Bill / Trump-backed legislation: In a debate with Troy Jackson, defended her support for Trump-backed legislation, including the One Big Beautiful Bill.
Campaign finance: In the WMTW debate, denied reports that she received illegal campaign contributions. Also denied Jackson's claim that she profited from the Iran war.
Campaign advertising: Her campaign said some attack ads in the Maine Senate race have gone too far.

Background

U.S. Senator from Maine, 1997–present (first elected 1996)
Born December 7, 1952, in Caribou, Aroostook County, Maine
Won the 2026 Republican primary for U.S. Senate in Maine

In the news

A Susan Collins campaign stop exposes Maine’s split between anger and exhaustion Bangor Daily News, October 22, 2026
Sen. Susan Collins and Troy Jackson condemn use of attack ads in Maine’s Senate race WABI, October 22, 2026
Trump’s tariffs loom over Maine Senate race between Collins and Jackson CNBC, October 22, 2026
Collins gets help from former Democratic colleague Joe Manchin in tight Senate race Maine Public, October 21, 2026
The outcome of Maine’s US Senate race may not be known for weeks. Here’s why. Maine Morning Star, October 21, 2026

Also running for U.S. Senator

Troy Dale Jackson Democratic

Sources

Last researched October 23, 2026. Written in neutral language from the sources above. Spot an error? See how to report it.