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

Saint-Barthélemy has an area, as of 2009[update], of 4.12 square kilometres (1.59 sq mi).

Of the rest of the land, 0.3 km2 (0.12 sq mi) or 7.3% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.2% is either rivers or lakes.

[5] The municipality is located in the Gros-de-Vaud region, on the Échallens-Cossonay road.

The blazon of the municipal coat of arms is Per pale Argent and Gules a Castle surrounded with four Escallops 1-2-1 counterchanged.

[9] The vast majority of the population speaks French (593 or 94.3% in 2000), with German being second most common (22 or 3.5%) and Italian being third (6 or 1.0%).

[8] The age distribution, as of 2009[update], in Saint-Barthélemy is; 83 children or 11.9% of the population are between 0 and 9 years old and 103 teenagers or 14.7% are between 10 and 19.

The greatest number of single family homes (16) were built between 1981 and 1990.

[9] The historical population is given in the following chart:[3][13] In the 2007 federal election the most popular party was the SVP which received 22.38% of the vote.

In the federal election, a total of 188 votes were cast, and the voter turnout was 43.4%.

[9] There were 303 residents of the municipality who were employed in some capacity, of which females made up 46.2% of the workforce.

In the tertiary sector; 8 or 6.7% were in wholesale or retail sales or the repair of motor vehicles, 1 was in the movement and storage of goods, 5 or 4.2% were in a hotel or restaurant, 2 or 1.7% were technical professionals or scientists and 95 or 79.2% were in health care.

[9] From the 2000 census[update], 334 or 53.1% were Roman Catholic, while 173 or 27.5% belonged to the Swiss Reformed Church.

[16] It is the residence of the tennis player Stanislas Wawrinka, who won a gold medal in men's doubles, partnering with Roger Federer at the 2008 Olympics and won the 2014 Australian Open title in 2014, and Roland Garros, the French Open title in 2015, and the US Open in 2016, winning in four sets over the number one seeded player, Novak Djokovic.

The football manager and former Swiss international player Lucien Favre was born there.