nowrap | |- ! | Brent Spence | | Democratic | 1930 | Incumbent re-elected. | nowrap | |- ! | John C. Watts | | Democratic | 1951 | Incumbent re-elected. | nowrap | |- ! | Carl D. Perkins | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- ! | Eugene Siler | | Republican | 1954 | Incumbent re-elected. | nowrap | |} Louisiana |- ! | F. Edward Hébert | | Democratic | 1940 | Incumbent re-elected. | nowrap | |- ! | Hale Boggs | | Democratic | 19401942 1946 | Incumbent re-elected. | nowrap | |- ! | Edwin E. Willis | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- ! | Overton Brooks | | Democratic | 1936 | Incumbent re-elected. | nowrap | |- ! | Otto Passman | | Democratic | 1946 | Incumbent re-elected. | nowrap | |- ! | James H. Morrison | | Democratic | 1942 | Incumbent re-elected. | nowrap | |- ! | T. Ashton Thompson | | Democratic | 1952 | Incumbent re-elected. | nowrap | |- ! | Harold B. McSween | | Democratic | 1958 | Incumbent Lost renomination, then replaced primary opponent Earl K. Long on the ballot after he died, Incumbent re-elected. | nowrap | |} Maine |- ! | James C. Oliver | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Frank M. Coffin | | Democratic | 1956 | | Retired to run for GovernorNew member elected.Republican gain. | nowrap | |- ! | Clifford McIntire | | Republican | 1951 | Incumbent re-elected. | nowrap | |} Maryland |- ! | Thomas Francis Johnson | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Daniel Brewster | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Edward Garmatz | | Democratic | 1947 | Incumbent re-elected. | nowrap | |- ! | George Hyde Fallon | | Democratic | 1944 | Incumbent re-elected. | nowrap | |- ! | Richard Lankford | | Democratic | 1954 | Incumbent re-elected. | nowrap | |- ! | John R. Foley | | Democratic | 1958 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Samuel Friedel | | Democratic | 1952