In February 1750, they had a son named Michel Tellier who, as a farmer, was a member of the House of Assembly of Lower Canada between 1800 and 1804.

[1] In 1851, Luc Letellier was elected in a by-election to the Legislative Assembly of the Province of Canada as a supporter of Louis-Hippolyte Lafontaine.

In 1860, Letellier won election to the legislative council of the united province and, in 1863, he was appointed minister of agriculture in the Reform - rouge Cabinet of Joint Premiers John Sandfield Macdonald and Antoine-Aimé Dorion.

Letellier justified the dismissal on charges that the government was acting incompetently and corruptly on the matter of railway legislation.

The Governor General, the Marquess of Lorne, referred the matter to the Colonial Secretary in London, who advised him to follow the advice of his ministers.