Montilliez is a municipality in the district of Gros-de-Vaud in the canton of Vaud in Switzerland.

[3] Dommartin is first mentioned in 908 as Domno Martino villa.

[7] Montilliez has an area, as of 2009[update], of 15.07 square kilometers (5.82 sq mi).

Of the rest of the land, 1.05 km2 (0.41 sq mi) or 7.0% is settled (buildings or roads).

[8] The municipality has a railway station, Sugnens, on the suburban Lausanne–Bercher line.