| Ernest John Campbell | |
| Birth Date: | 23 September 1903 |
| Birth Place: | Chatham Township, Ontario, Canada |
| Death Place: | Wallaceburg, Ontario, Canada |
| Riding: | Lambton—Kent |
| Term Start: | June 1957 |
| Term End: | June 1962 |
| Predecessor: | Hugh Alexander Mackenzie |
| Successor: | John Wesley Burgess |
| Profession: | farmer |
| Party: | Progressive Conservative |
Ernest John Campbell (23 September 1903 - 13 July 1993) was a Progressive Conservative party member of the House of Commons of Canada. Born in Chatham Township, Ontario, he was a farmer by career.
He was first elected at the Lambton—Kent riding in the 1957 general election and re-elected there in the 1958 election. He was defeated by John Burgess of the Liberal party in the 1962 election.