| 1954 | Incumbent re-elected. | nowrap | |- ! | Earl Hogan | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Randall S. Harmon | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Joseph W. Barr | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |} Iowa |- ! | Fred Schwengel | | Republican | 1954 | Incumbent re-elected. | nowrap | |- ! | Leonard G. Wolf | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | H. R. Gross | | Republican | 1948 | Incumbent re-elected. | nowrap | |- ! | John Henry Kyl | | Republican | 1959 | Incumbent re-elected. | nowrap | |- ! | Neal Edward Smith | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Merwin Coad | | Democratic | 1956 | Incumbent re-elected. | nowrap | |- ! | Ben F. Jensen | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | Charles B. Hoeven | | Republican | 1942 | Incumbent re-elected. | nowrap | |} Kansas |- ! | William H. Avery | | Republican | 1954 | Incumbent re-elected. | nowrap | |- ! | Newell A. George | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Denver David Hargis | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Edward Herbert Rees | | Republican | 1936 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | James Floyd Breeding | | Democratic | 1956 | Incumbent re-elected. | nowrap | |- ! | Wint Smith | | Republican | 1946 | | Incumbent retired.New member elected.Republican hold. | nowrap | |} Kentucky |- ! | Frank Stubblefield | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | William Natcher | | Democratic | 1953 | Incumbent re-elected. | nowrap | |- ! | Frank W. Burke | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Frank Chelf | | Democratic | 1944 | Incumbent re-elected. |