Vacher
Vacher is a surname of French origin. People with the name include:
- Chris Vacher (contemporary), British television news presenter
- Georges Vacher de Lapouge (1854–1936), French anthropologist and theoretician of eugenics and racialism
- Joseph Vacher (1869–1898), French serial killer, executed by guillotine
- Laurent-Michel Vacher (1944–2005), French Canadian philosopher, writer, and journalist
- Paul Vacher (d. 1975), French perfumer
- Polly Vacher (b. 1944), English aviatrix
- Sydney Vacher (fl. late 19th c.), English architect
- Thomas Brittain Vacher (1805–1880), English lithographer, legal stationer, and printer
- William Herbert Vacher (1826–1899), British merchant and banker
- Charles Vacher, (1818–1883), painter in watercolours