| Democratic | 1898 | Incumbent re-elected. | nowrap | |- ! | John M. Faison | | Democratic | 1910 | Incumbent re-elected. | nowrap | |- ! | Edward W. Pou | | Democratic | 1896 | Incumbent re-elected. | nowrap | |- ! | Charles M. Stedman | | Democratic | 1910 | Incumbent re-elected. | nowrap | |- ! | Hannibal L. Godwin | | Democratic | 1906 | Incumbent re-elected. | nowrap | |- ! | Robert N. Page | | Democratic | 1902 | Incumbent re-elected. | nowrap | |- ! | Robert L. Doughton | | Democratic | 1910 | Incumbent re-elected. | nowrap | |- ! | E. Yates Webb | | Democratic | 1902 | Incumbent re-elected. | nowrap | |- ! | James M. Gudger Jr. | | Democratic | 1902 | Incumbent re-elected. | nowrap | |} North Dakota |- ! | Henry T. Helgesen | | Republican | 1910 | Incumbent re-elected. | nowrap | |- ! | colspan=3 rowspan=2 | None (new district) | | New member elected.Republican gain. | nowrap | |- ! | | New member elected.Republican gain. | nowrap | |} Ohio |- ! | Nicholas Longworth | | Republican | 1902 | | Incumbent lost reelection.New member elected.Democratic gain. | nowrap | |- ! | Alfred G. Allen | | Democratic | 1910 | Incumbent reelected. | nowrap | |- ! | James M. Cox | | Democratic | 1908 | | Incumbent retired to run for Ohio Governor.New member elected.Democratic hold. | nowrap | |- ! | J. Henry Goeke | | Democratic | 1910 | Incumbent reelected. | nowrap | |- ! | Timothy T. Ansberry | | Democratic | 1904 | Incumbent reelected. | nowrap | |- ! | Matthew R. Denver | | Democratic | 1906 | | Incumbent retired.New member elected.Republican gain. | nowrap | |- ! | James D. Post | | Democratic | 1910 | Incumbent reelected. | nowrap | |- ! | Frank B. Willis | | Republican | 1910 | Incumbent reelected. | nowrap | |- ! | Isaac R. Sherwood | | Democratic | 1872 | Incumbent reelected. | nowrap | |- ! | Robert M. Switzer | | Republican | 1910 | Incumbent reelected. | nowrap | |- ! | Horatio C. Claypool | | Democratic | 1910 | Incumbent reelected. |