Billot is a French surname. It may refer to:
Jean-Baptiste Billot (1828–1907), French general and politician Ken Billot (born ?), New Zealand footballer Louis Billot (1846–1931), French theologian, elevated to cardinal (later resigned) Nicolas-Joseph Billot de La Ferrière (1749–1816), French actor (see by his stage name: Florence (actor)) Paul Constant Billot (1796–1863), French botanist Victor Billot, New Zealand writer, musician, trade unionist, and politician
See also Fayl-Billot, a district of France