Evarcha villosa is a species of spider in the family Salticidae. It is endemic to South Africa and is commonly known as the hairy Evarcha jumping spider.
Evarcha villosa is endemic to South Africa, where it is known from Free State and Northern Cape.
This species was collected in pitfall traps in thorny savanna at altitudes ranging from 1163 to 1225 m.
Evarcha villosa receives some protection in Witsand Nature Reserve.
Evarcha villosa was described in 2018 from Kuruman in Northern Cape. Only the male is known.