Zealaranea trinotata is a species of orb-weaver spider that is endemic to New Zealand.
This species was described as Eperia trinotata by Arthur Urquhart in 1890. It was most recently revised in 1988. The holotype is stored in Canterbury Museum.
The female is recorded at 10.8mm in length whereas the male is 8.7mm. The abdomen usually has distinctive white spots that vary in intensity between individuals.
This species is widespread throughout New Zealand.
Under the New Zealand Threat Classification System, this species is listed as "Not Threatened".