Haplodrassus caffrerianus is a species of spider in the family Gnaphosidae. It is endemic to South Africa.
Haplodrassus caffrerianus is found only in the Eastern Cape province of South Africa, specifically near Maclear at the type locality of Keneha Bridge.
The species is a free-living ground dweller that inhabits the Grassland biome at an altitude of 1,253 m above sea level.
Haplodrassus caffrerianus is known only from males.
Haplodrassus caffrerianus is listed as Data Deficient due to taxonomic reasons. More sampling is needed to collect female specimens and determine the species' full range.
The species was originally described by W. F. Purcell in 1907 as Drassodes caffrerianus. In 2025, Yuri M. Marusik and transferred the species to the genus Haplodrassus.