| Order: | 17th |
| Office: | Mayor of New Orleans |
| Term Start: | April 10, 1854 |
| Term End: | June 17, 1856 |
| Predecessor: | Abdiel Crossman |
| Successor: | Charles M. Waterman |
| Birth Date: | March 26, 1800 |
| Death Date: | May 15, 1886 |
John Lawson Lewis (March 26, 1800 - May 15, 1886) was the 17th mayor of New Orleans (April 10, 1854 - June 17, 1856). He had previously served in the Louisiana State Senate and as sheriff of Orleans Parish. During the American Civil War, in the sixth decade of his life, Lewis served in the Confederate Louisiana Militia as a general.[1]