| Charles-Ignace Gill | |
| Constituency Mp: | Yamaska |
| Parliament: | Canadian |
| Predecessor: | Joseph Duguay |
| Successor: | Fabien Vanasse dit Vertefeuille |
| Term Start: | 1874 |
| Term End: | 1879 |
| Office2: | Member of the Legislative Assembly of Quebec for Yamaska |
| Predecessor2: | Louis-Adélard Senécal |
| Successor2: | Joseph Nestor Duguay |
| Term Start2: | 1871 |
| Term End2: | 1874 |
| Birth Date: | 12 March 1844 |
| Birth Place: | Saint-François-du-Lac, Canada East |
| Death Place: | Montreal, Quebec |
| Relations: | Ignace Gill, father Louis-Adélard Senécal, father-in-law |
Charles-Ignace Gill (March 12, 1844 - September 16, 1901) was a Quebec lawyer and political figure. He represented Yamaska in the Legislative Assembly of Quebec from 1871 to 1874 and in the House of Commons of Canada as a Conservative member from 1874 to 1879.
He was born in Saint-François-du-Lac, Canada East in 1844, the son of Ignace Gill and studied at the Collège de Nicolet and the Université Laval. He articled in law with Ulric-Joseph Tessier, was admitted to the bar in 1867 and set up practice at Sorel. In 1870, he married Marie-Rosalie-Delphine, the daughter of Louis-Adélard Senécal. In 1871, he was elected to the provincial assembly. He resigned in 1874 to run for a seat in the House of Commons. He resigned in 1879 when he was named as a judge to the Quebec Superior Court in Richelieu district; in 1886, he was named to Montreal district. He was also a director of the Montreal, Portland and Boston Railway.
He died in Montreal in 1901.