| Edward Arthur Lancaster | |
| Smallimage: | Edward Arthur Lancaster.jpg |
| Constituency Mp: | Lincoln and Niagara |
| Parliament: | Canadian |
| Predecessor: | William Gibson |
| Successor: | District abolished |
| Term Start: | 1900 |
| Term End: | 1904 |
| Constituency Mp2: | Lincoln |
| Parliament2: | Canadian |
| Predecessor2: | District created |
| Successor2: | James Dew Chaplin |
| Term Start2: | 1904 |
| Term End2: | 1916 |
| Birth Date: | 22 September 1860 |
| Birth Place: | London, England |
| Death Place: | St. Catharines, Ontario |
| Party: | Conservative |
| Caption: | Lancaster in 1906 |
Edward Arthur Lancaster (September 22, 1860 - January 4, 1916) was a Canadian politician.
Born in London, Lancaster was educated at the Public and High Schools of London, Ontario and at Osgoode Hall. He practised law in St. Catharines. In 1885, he married Mary H.C. Pettit.[1] A lawyer by profession, he was first returned to parliament in the general election of 1900 for the Ontario electoral district of Lincoln and Niagara.[2] A Conservative, he was re-elected in 1904, 1908, and 1911. He died in office in 1916 in St. Catharines.