Alexander Lynn Collins (March 17, 1812 – October 31, 1901) was an American lawyer, judge, and politician. He was an important leader of the Whig Party in the early years of Wisconsin, serving as party chairman, nominee for United States Congress, for United States Senate, and for Governor of Wisconsin. He also served as a Wisconsin Circuit Court Judge and a member of the University of Wisconsin Board of Regents. In historical documents, his middle name is sometimes spelled "Linn" and he is sometimes referred to as "A. L. Collins."