Shes listed as Swiss American on winkypedia
https://en.wikipedia.org/wiki/List_of_Swiss_Americans
Congressmen and senators
James L. Buckley (born 1923), Senator of New York
Albert Gallatin (1761–1849), U.S. Secretary of the Treasury, Senator of Pennsylvania, diplomat[20]
James William Good (1866–1929), Congressman Iowa[20]
Herbert Hoover Jr. (1903–1960), Under Secretary of State
Amy Klobuchar (born 1960), Senator of Minnesota
James S. Negley (1826–1901), Congressman Pennsylvania[20]
Robert Portman (born 1955), Senator of Ohio[21]
Benjamin F. Welty (1870–1962), Congressman from Allen County, Ohio; ancestry traced back to Emmental Valley, Switzerland; Swiss ancestral name Wälti