Madeleine Bordallo (born May 31, 1933) is the Delegate from Guam to the United States House of Representatives. She was born in Graceville, Minnesota, and attended St. Mary’s College in South Bend, Indiana and St. Katherine’s College in St. Paul, Minnesota. She was a member of the Guam Senate, unsuccessful candidate for Governor of Guam in 1990 and Lieutenant Governor of Guam from 1995 - 2002. Her late husband, Ricardo Bordallo served as Governor of Guam from 1975 to 1979 and from 1983 to 1987.

She was elected as a Democrat to the House, serving from January 3, 2003 to the present.