Jane Smiley| recipient of the 1992 Pulitzer Prize for fiction;
John Vincent Atanasoff | inventor of the first electronic digital computer;
James Millikin Bevans|U.S. Air Force Major General;
L. K. Doraiswamy| Chemical engineer;
Wayne Arthur Fuller|statistician noted for his textbooks on econometrics and survey sampling;
Larry Eustachy|former men's basketball coach/2000 NCAA National Coach of the Year;
Tim Floyd| former men's basketball coach with 81–49 record and first coach with three consecutive 20-win seasons;
Johnny Orr| the most successful coach in Iowa State and Michigan men's basketball history;