Benjamin Sulte (September 17, 1841 – August 6, 1923), baptized Olivier-Benjamin Vadeboncœur, was a Canadian journalist, writer, civil servant, and historian.

Born in Trois-Rivières, Lower Canada (now Quebec), to Benjamin Sulte dit Vadeboncœur, and Marie-Antoinette Lefebvre, Sulte had to leave school in 1851 as a consequence of the death of his father in 1847.

In 1866, he was appointed editor of Le Canada, a Conservative Ottawa newspaper.

In 1870, he started working for the Department of Militia and Defence eventually becoming chief clerk in 1889.

In 1882 he was appointed a charter member of the Royal Society of Canada, and served as its president from 1904 to 1905.