Who ran against Chuck Grassley?

Answer 1

Chuck Grassley's political opponents have been...

• 1974 election for US Representative from Iowa's 3rd CD : Stephen J. Rapp (Dem.)
• 1976 election for US Representative from Iowa's 3rd CD : Stephen J. Rapp (Dem.)
• 1978 election for US Representative from Iowa's 3rd CD : John Knudson (Dem.)
• 1980 Republican Primary election for US Senator from Iowa : Tom Stoner
• 1980 election for US Senator from Iowa : incumbent John Culver (Dem.), Garry De Young (Ind.), Robert V. Hengerer (Lib.) and John Ingram Henderson (Ind.)
• 1986 election for US Senator from Iowa : John P. Roehrick (Dem.) and John Masters (Ind.)
• 1992 election for US Senator from Iowa : Jean Lloyd-Jones (Dem.), Stuart Zimmerman (Natural Law Party), Sue Atkinson (Ind.), Mel Boring (Ind.), Rosanne Freeburg (Ind.), Carl Eric Olsen (Grassroots Party), Richard O'Dell Hughes (Ind.) and Cleve Andrew Pulley (Socialist Workers Party)
• 1998 election for US Senator from Iowa : David Osterberg (Dem.), Susan Marcus (Natural Law Party) and Margaret Trowe (Socialist Workers Party)
• 2004 election for US Senator from Iowa : Art Small (Dem.), Christy Ann Welty (Lib.), Daryl A. Northrop (Green) and Edwin Fruit (Socialist Workers Party)
• 2010 election for US Senator from Iowa : Roxanne Conlin (Dem.) and John Heiderscheit (Lib.)

Answer 2

In the most recent election, Chuck Grassley ran against Democrat Theresa Greenfield for the Iowa Senate seat.